Work out the value of (6.31 x 10^5)+(2.6 x 10^4)
Give your answer in standard form

Answers

Answer 1

Answer: standard form of (6.31×10⁵ ) + (2.6×10⁴) is 65.7 × 10⁴.

What is a simplification of an expression?

Usually, simplification involves proceeding with the pending operations in the expression.

Simplification usually involves making the expression simple and easy to use later.

As given,

(6.31×10⁵ ) + (2.6×10⁴) = ( 6.31× 10⁴ ×10 ) + (2.6 × 10⁴ )

                                   =  ( 6.31 × 10 + 2.6 )

                                   =  ( 63.1 + 2.6 )

                                   =  ( 65.7 )

                                   = 65.7 × 10⁴

Hence, the standard form of ( 6.31× 10⁵) + (2.6 × 10⁴) = 65.7 × 10⁴.

Answer 2

[tex](6.31\times 10^{5})+(2.6\times 10^{4})\implies 6\underline{31000}+2\underline{6000} \implies \text{\LARGE 657000}[/tex]


Related Questions

What is the coefficient of x³?

Answers

Let x equal the x³-1 coefficient. Thus, x=1 is the coefficient of the given function.

Coefficient definition.

A number or symbol that multiplies another number or symbol is referred to as a "coefficient" (used as a mathematical variable).

Give a co-efficient example in writing.

A coefficient is a result of multiplying an amount by a variable. 6z, for instance, is short for six times z. 6 is a coefficient since z is a variable. The coefficient is one for variables that don't have a value.

Let x equal the x³-1 coefficient. Thus, x=1 is the coefficient of the given function.

The expression's coefficient is the term multiplied by x³. Since x³ is not a word, the answer is 1.

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The full question should be:

What is the coefficient form of X³ 2 *?

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HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP

Answers

Answer:

join the meet /vwd-cfbx-dtk

A fence around a square garden has a perimeter of 48 feet. What is the exact
length of the diagonal of this square garden?

Answers

Answer:

12

Step-by-step explanation:

How do you find the X and y-intercept of a function?

Answers

To find the x-intercept and y-intercept of a function, one can set the x or y value equal to zero and solve for the other variable.

The x-intercept of a function is the point where the graph of the function crosses the x-axis. To find the x-intercept, one can set the y-value equal to zero and solve for the x-value. For example, if the function is y = 2x + 3, the x-intercept can be found by setting y equal to zero and solving for x. In this case, 0 = 2x + 3, which means x = -3/2. So the x-intercept of this function is (-3/2,0).

The y-intercept of a function is the point where the graph of the function crosses the y-axis. To find the y-intercept, one can set the x-value equal to zero and solve for the y-value. For example, if the function is y = 2x + 3, the y-intercept can be found by setting x equal to zero and solving for y. In this case, y = 2(0) + 3 = 3, so the y-intercept of this function is (0,3).

Knowing the x and y intercepts of a function gives an idea of where the graph will start and the behavior of the function in the x and y-axis.

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Which expression is equivalent to 3x + 2.5(4x + 2)?
A. 13x + 2
B. 13x + 5
C. 22x + 2
D. 22x + 5

Answers

Answer:

I think its B

Step-by-step explanation:

Hope this helps:)

The equivalent expression is,

⇒ 13x + 5

Option B is true.

What is an expression?

Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.

Given that;

The expression is,

⇒ 3x + 2.5 (4x + 2)

Now,

Simplify the expression as;

The expression is,

⇒ 3x + 2.5 (4x + 2)

⇒ 3x + 2.5 × 4x + 2.5 × 2

⇒ 3x + 10x + 5

⇒ 13x + 5

Thus, The equivalent expression is,

⇒ 13x + 5

Option B is true.

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State the rule. Then write the next two terms. 240,120,60,

Answers

Answer:

The numbers are being divided by 2 each time.

240/2 = 120

120/2 = 60

So the next set of numbers would be:

30, 15 because

60/2 = 30

30/2 = 15

Step-by-step explanation:

Hope it helps!

The experimental calculation of the specific heat of aluminum was found to be. 156 cal/g °C, but the actual value was given as. 185 cal/g °C. What is the percent error?

Answers

The percentage error is 16%

We know that the formula for the percentage error.

E = (absolute error / actual value) × 100

The formula for the absolute error is:

A = |actual value - experimental value|

A = |V1 - V2|

where V1 is the actual value

V2 is the experimental value

E is the percentage error

A is the absolute error

In this question, the experimental calculation of the specific heat of aluminum = 156 cal/g °C

And the actual specific heat of aluminum = 185 cal/g °C

Using above formula of absolute error,

A = |185 - 156|

A = 29 cal/g °C

And the percent error would be,

E = (absolute error / actual value) × 100

E = (29 / 185) × 100

E = 0.16 × 100

E = 16%

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How do you know if you add or subtract in elimination?

Answers

When the coefficients of one variable are opposites you add the equations to eliminate a variable and when the coefficients of one variable are equal you subtract the equations.

Sarah has 600 quarters and dimes in her piggy bank which totals $123. 75 how many quarters does she have? (Hit: use cent values for each coin- quarters are 25 cents, 0. 25)

Answers

The answer of Coin word problem is Sarah has 425 quarters.

What is a  Coin word problem?

There are often two different equation types in coin word problems. The total number of coins is described by one equation, while the total amount of money is described by the other equation. However, let's choose some variables that will represent the problem's unknown values before we begin creating our equations.

Word Problems, also known as story problems, can be found in both daily life and the Common Core State Standards for every school level,  

Let q  be the number of quarters and d  be the number  of dimes

Then we are doing as :

q  +  d    =  600  →   d = 600  - q    (1)

0.25q + 0.10d  = 123.75      (2)

Sub (1)  into (2)  for d

0.25q + 0.10 ( 600 - q)   = 123.75    

simplify,

0.25q + 60  -0.10q  =  123.75

0.15q + 60 = 123.75    (subtract 60 from both sides)

0.15q  =  63.75     ( divide both sides by  0.15)

q = 425

Therefore, she has  425 quarters

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how to subtract 3 1/2 - 1/4 as a fraction (I NEED IT TOMORROW)

Answers

Answer:

13/4 as an improper fraction

3 1/4 as a mixed number fraction

Step-by-step explanation:

Turn 3 1/2 into an improper fraction

7/2 - 1/4

To write 7/2 as a fraction with a common denominator, multiply by 2/2

7/2 x 2/2 = 14/4

14/4 - 1/4 = 13/4

an airplane is flying from new york city to los Angeles the distance it travels in miles, d, is related to the time in seconds, t, by the equation d=0.15t how long will it take to go 12.75 milles

Answers

Answer: 85 seconds

Step-by-step explanation: 12.75/0.15=85

Can someone please help me with this it’s due tomorrow

Answers

Answer:

Table A, Table C, Table B

Step-by-step explanation:

f(x) = -4x - (-5)

f(0) = -4(0) - (-5) = 5

Table A

f(x) = -4x - (-1/5)

f(0) = -4(0) - (-1/5) = 1/5

Table C

f(x) = 4x + (2/5)

f(0) = 4(0) + (2/5) = 2/5

Table B

Answer:

Step-by-step explanation:

Jamal will cut a piece of wood that is 212
2
1
2
feet long into 14
1
4
-foot sections. How many sections will result?
Group of answer choices

Answers

Answer:

no

Step-by-step explanation:

Find the interest rate if $11200 has
a future value of $14345 in 3 years.
Give your answer to 1 d.p.

Answers

Answer:

9.3%

Step-by-step explanation:

Given data

Principal=$11200

Futute value= $14345

Time= 3years

The simple interest expression is given as

A=P(1+rt)

substitute

14345=11200 (1+r*3)

14345=11200+r33600

14345-11200=r33600

3145=r33600

r= 3145/33600

r=0.093

Hence the rate is 9.3%

You are filling a 5-L fish tank using a 250-mL container. How many full containers are required to fill the fish tank?


A.

10 containers


B.

16 containers


C.

20 containers


D.

25 containers

Answers

Step-by-step explanation:

5 liters is 5000 millilitres.

So in order to fill as much fish tanks as possible, we need to divide it as the 5000 litres is equally divided among fish tanks so: 5000/250 = 20 containers so the answer is c

Answer: C. 20 containers

Step-by-step explanation: There are 1000-mL in 1-L. Since you are filling a 5-L fish tank, you must multiply 1000 by 5 to find the total number of mL in the 5-L tank, 5000 mL. Now, you have to divide 5000 by 250 to find the total number of full containers required to fill the fish tank. Therefore, your answer would be 20 containers.

Marys doll house has a door that is 60 inches high by 30 inches wide. Mary has a dog bed that is 65 inches on each side. a. Will the doll bed go through the front door of the house? Explain. b. What is the largest bed (to the nearest inch) that will fit through the doll house door?

Answers

No it will not bc the area of the door is 1,800 inches and the dog beds area is 4,225 inches and also the dog bed too tall

Solve this problem
Step by step

Answers

Answer:

√259 or 16.09

Step-by-step explanation:

Hello!

I'll be labeling the vertices so that it is easier to understand the sides.

These are both right triangles, and we can find the measures of right triangles (given two other sides) by using the Pythagorean theorem:

[tex]a^2 + b^2 = c^2[/tex]

a = legb = legc = hypotenuse (leg opposite to 90°)

In Triangle BCD, we have the measures of the hypotenuse and a leg. We can use that to find the missing side: CB

Since DB is the hypotenuse, it would be side c, and we can say that CD can be side a.

Solve for CB:[tex]a^2 + b^2 = c^2[/tex][tex]10^2 + b^2 = 25^2[/tex][tex]100 + b^2 = 625[/tex][tex]b^2 = 525[/tex][tex]b = 5\sqrt21[/tex]

CB in simplest radical form is 5√21.

We can now solve for x, because now in triangle ABC, we have the measures of two sides: hypotenuse AC and leg CB.

Solve for AB:[tex]a^2 + b^2 = c^2[/tex][tex](5\sqrt{21})^2 + b^2 = 28^2[/tex][tex]525 + b^2 = 784[/tex][tex]b^2 = 259[/tex][tex]b = \sqrt{259}[/tex]

AB in simplest radical form is √259, which is approximately 16.09.

The solution for x is √259 or 16.09.

Help please with this maths

Answers

Answer:

  9 cm

Step-by-step explanation:

You want the radius of the sphere that has a surface area of 324π cm².

Area

The area of a sphere is given by the formula ...

  A = 4πr²

Filling in the given values, we can solve for r:

  324π = 4πr²

  81 = r² . . . . . . . . . divide by 4π

  9 = r . . . . . . . . . . . take the square root

The radius of the sphere is 9 cm.

<95141404393>

HELP HELP PLS HELP I WILL BRAINLIST U

Answers

Answer:

y-3x=-1

2x+y-(y-3x)=4-(-1)

2x+y-y+3x.=4+1

5x =5

x=1

y=(3×1)-1,

y=3-1

y=2

Answer:

OPTION A ,YES

SEE IMAGE FOR SOLUTION

Hope it helps

Have a great day

what is 2.8 repeating as adecimal

Answers

If you mean 2.8888888888...
Let 2.888888888... = X
Then 10X = 28.888888888888....
10X - X = 9X = 28.8888888888... - 2.88888888888... = 26
So X = 26/9
Hope this is what you were asking for.

In 33,291 how is the value of the three in the 10,000s place related to the value of the three in the thousands place

Answers

The place value of 3 in 10,000s place is the product of 10 with the place value of 3 in thousands place.

What is Place Value?

Every digit in a number has it's own place value. Place value is the position of a digit in a number.

For example, in the number 3456, 6 is in the ones place, 5 is in the tens place, 4 is in the hundreds place and 3 is in the thousands place.

Given the number 33,291.

Place value of 1 = 1

Place value of 9 = 90

Place value of 2 = 200

Place value of 3 in thousands place = 3000

Place value of 3 in ten thousands place = 30,000 = 3000 × 10

That is, place value of 3 in 10,000s place is the product of ten with the place value of 3 in thousands place.

Hence the place value of 3 in thousands place multiplied to 10 gives the place value of 3 in 10,000s place.

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somone please help me with this im begging you

Answers

Answer:

For Q.1, the answer is 9

Step-by-step explanation:

The volume formula for a cylinder is V=πhr^2. The volume formula for a cone is V=(πhr^2)/3. You might notice that the formulas are very similar; the only difference is the divided by three at the end. Because we are going from cylinder to cone, we have to multiply by three instead of dividing. Doing this, we get 3*3=9.

Try solving the rest of the problems using these two formulas by yourself. :)

Donald plays with his wood cubes and decides to make pyramids.

He carries on with his pyramids and labels following the same pattern.


After making p4 donald realises that he only has 12 wood cubes left. How many more cubes will he need to make p5?

Answers

Donald would need to use 5 levels of cubes, So to make p5 he would need 25-12 = 13 more cubes.

What is pyramid?

A pyramid is a structure with a square or triangular base and four triangular sides that meet at a point, called the apex. Pyramids were built by ancient civilizations, such as the Egyptians, as tombs for pharaohs and their queens.

What is pyramid levels?

In the context of building pyramids with wood cubes, it seems like "pyramid levels" refers to the layers of cubes used to construct the pyramid. Each level is a layer of cubes that sits on top of the previous one, and the number of cubes in each level increases as you move up the pyramid. For example, in the case of p4, the base level would use 1 cube, the next level would use 4 cubes, the next level would use 9 cubes, and so on. The top level, which forms the apex of the pyramid, would use the most cubes. So the pyramid levels refer to the different layers of the pyramid and the number of cubes used in each layer.

To make a pyramid labeled p5, Donald would need to use 5 levels of cubes.

Donald uses 1 cube for the base of p4, 4 cubes for the next layer, 9 cubes for the next, 16 cubes for the next and 25 cubes for the top level.

So to make p5 he would need 25-12 = 13 more cubes.

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Find the value of this:

Answers

1 3 /10. That’s the answer because you have to carry over the six bc 2/10 is less then 9/10

Which point has coordinates (-2, -2) ?

Please help ASAP !!! I will give 30 points too correct answer

Answers

Answer:

Point •H ( The GREEN one ) has the coordinates of (-2, -2).

Answer: H

Step-by-step explanation:

The answers correct because, when a number is in the third quadrent both numbers are negative. And since H is in the third quadrent on x=-2 then H is the correct answer.

Hope This Helps!

can you please help me with this question? :)​

Answers

Answer:

B) 8 sec

Step-by-step explanation:

[tex]h=0[/tex][tex]40t-5t^2=0[/tex][tex]5t(8-t)=0[/tex][tex]8-t=0[/tex][tex]-t=-8[/tex]

So, your answer will be 8, you are right!!

--------------------------------

hope it helps....

have a great day!!

Help Please Question#8

Answers

Answer:

Step-by-step explanation:

The best answer is C. She solved 4 problems and began working on the 5th one.  The equation is y = x + 4. So when x is 0, the answer is 4. That's when the timing began.

A: not A. A is a subtraction problem, but that is not what is happening. She started with 4 dollars in her change jar and added 1 dollar each week.

B: not B. If she ran 4 miles each week, the equation would be y = 4x.

D: same as B. The equation is 4x again.

HELP. TRUE OR FALSE?

later surface area means you do not includes the bases of the figure

Answers

Answer:

True

Step-by-step explanation:

Answer:

true

Step-by-step explanation:

The total surface area of a solid is the sum of the areas of all of the faces or surfaces that enclose the solid. The faces include the tops and bottoms (bases) and the remaining surfaces. The lateral surface area of a solid is the surface area of the solid without the bases.

PLS HURRY I HAVE 30 MIN
:)
which shape has the smallest perimeter?
-describe all of your work and how you derived your answers.

Answers

Answer:

Circle.among all shapes with the same area, a circle has the shortest perimeter

In a middle school orchestra, there are 6 sixth graders, 11 seventh graders, and 8 eight graders. If one student is randomly chosen to complete a solo, what is the probability that a seventh grader is chosen?

Answers

Answer:

11/25

Step-by-step explanation:

total number of students to selet from is 6+11+8=25

number of seventh graders is 11

=11/25

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