write down 45 in the Scientific Notation ​

Answers

Answer 1

Answer:

4.5x10^1

The first value should be less than 10


Related Questions

In the morning Josh completed a hike on a 5/14 mile trail. In the afternoon he completed a hike on a second trail using his pedometer to keep track of the miles. The pedometer measured 3.35 miles for the second trail. What is the total number of miles Josh hiked? Enter your answer as a decimal to the nearest tenth.

Answers

Answer:

Total distance travel = 8.60 miles

Step-by-step explanation:

Given:

Distance of 1st trail = [tex]5\frac{1}{4}[/tex] miles = 5.25 miles

Distance of 2nd trail = 3.35 miles

Find:

Total distance travel

Computation:

Total distance travel = Distance of 1st trail + Distance of 2nd trail

Total distance travel = 5.25 + 3.35

Total distance travel = 8.60 miles

the vertices of an isosceles triangle are a(-10, 1), b(-6, 3) and c(-4, 7). what is the equation of the triangle's line of symmetry?

Answers

The equation of the triangle's line of symmetry is Y= X+10.

Equation: The definition of an equation is a mathematical statement that shows that two mathematical expressions are equal. For instance, 3x + 5 = 14 is an equation, in which 3x + 5 and 14 are two expressions separated by an 'equal' sign.

Symmetry: Symmetry means that one shape is identical to the other shape when it is moved, rotated, or flipped. If an object does not have symmetry, we say that the object is asymmetrical. The concept of symmetry is commonly found in geometry.

Isosceles triangle is a triangle that has at least two sides of equal length. Sometimes it is specified as having exactly two sides of equal length, and sometimes as having at least two sides of equal length, the latter version thus including the equilateral triangle as a special case.

It is given that an isosceles triangle with sides A(-10,1) ; B (-6,3) ; C(-4,7) is drawn and we notice that, the mid point of AB is the perpendicular bisector of the line AB.

Mid point of AB = (-8,2)

Slope of AB = [(-10) - (-6)] / (1 - 3)

=> -4 / -2

=> 2

Slope of perpendicular bisector of AB = 1

Equation of the line of symmetry = (Y - 2) = 1 [X - (-8)]

=> Y - 2 = X + 8

=> Y= X+10

Therefore, the equation of the triangle's line of symmetry is Y= X+10.

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the lengths of the sides of a triangle are 14, 15, and x. What are all of the possible values of x?

Answers

Answer b and e

Step-by-step explanation:

Answer:

b

Step-by-step explanation:

did test

Heather has a weighted coin that has a 60% chance of landing on heads each time it is flipped. She is
going to flip the coin 5 times.
Which of the following would find the probability of Heather getting exactly 3 heads in 5 flips of her
weighted coin?
Choose 1 answer:
60
3
(0.60) (0.40)
© (1) (3)06 (2)04
(3) (0.60)*(0.40)
(5

Answers

Answer:

Step-by-step explanation:

Answer:

Step-by-step explanation:

In numbers 8 & 9, graph f(x). Show all asymptotes and/or holes, x- & y-intercepts, and end
behavior.
8) f(x) =
x2 - 7x + 12
x-4
6
y-int:
HA:
Hole:
6
VA:
6
X-int:
8
10

Answers

Answer:

8fx=;x2-7x+12;x-4;6

Step-by-step explanation:

x2"   was replaced by   "x^2".

Identify the parent function of the function whose graph is shown below.

Provide your answer below:
f(x)=

Answers

Answer:lxl

Step-by-step explanation:

50% of the tickets sold at a water park were child tickets. If the park sold 86 tickets in all, how many child tickets did it sell

Answers

Answer:

43 tickets

Step-by-step explanation:

50% of 86 (86 x .5) = 43

Answer:

43

Step-by-step explanation:

If in total you have 86 sold split to 50 and you get 43

Determine the intercepts of the line.
y = -32 + 12
y-intercept:
x-intercept:

Answers

Answer:

y-intercept: 12

x-intercept: unknown

Step-by-step explanation:

I think you meant y=-32x+12.

15. If 40% of the students in your class are women and 50% of the women have brown hair,
which of the following describes the percentage of the students in your class who are
women with brown hair?
(a) (40%) (50%) = 20%
(b) 50% - 40% = 10%
(c) 40% + 50% = 90%
(d) The percentage of women cannot be determined from the given information.

Answers

A. .40x .50= .20 x 100= 20%

You multiply the percentages to discover that 20% of the entire class is a brunette woman.

2/5x + 13 = 53

x=



halp

Answers

Answer:

x = 100

Step-by-step explanation:

Please Mark me brainliest

Answer:

x=100

Step-by-step explanation:

I NEED HELP PLEASE!!!!,!,!,!

Answers

Answer:

The answer is C because 11 cubed is 33 and 3 by the power of the square root of 11 is 33

rewrite the equation 6=9(x+3) using distributive property

Answers

6=9x+27 distributive property

5) Find the slope of each line.

Answers

First one is 1. Second one is 0. Third one is 2.

passes through (-2,-2) and is parallel to the line 5x-y=45x

Answers

The equation of the line is y + 40x = -78.

Here, we are given that a line passes through point (-2,-2) and is parallel to the line 5x - y = 45x.

when two lines are parallel their slopes are equal. So, let us first find the slope of  line 5x - y = 45x.

The standard form of the equation of a line is- y = mx + c, where m is the slope of the line.

Here 5x - y = 45x can be written as-

y = -40x

Thus, the slope of the line is -40.

Now we can use the point slope form to find the equation of our line.

According to the point slope form-

(y - y1) = m(x - x1)

here, x1 = -2 and y1 = -2

Thus equation becomes-

(y + 2) = -40 ( x + 2)

y + 2 = -40x - 80

y + 40x = -78

Thus, the equation of the line is y + 40x = -78

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3 packs of pens costs $13.85, how many packs of pencil can we buy for $39.60? Form Proportion first

Answers

Answer:

8 Packs

Step-by-step explanation:

If you set up the form proportion:

(3packs/$13.85) x ($39.60/1) = 8.5777

Since you can not purchase half a pack, the answer rounds down leaving you with 8 packs of pens.

Marisha wants to measure the volume of a rock. She pours water into a graduated cylinder and it measures 200 mL. Then she drops the rock in it, and measures the water level at 297.5 mL. The volume of the rock is the difference between the water level before and after. What is the volume of the rock

Answers

Answer:Volume of Rock= 97.5ml

Step-by-step explanation:

STEP 1

Finding  the volume of rock using  the graduated cylinder that measures volume of liquid can be  done by determining how much water is being displaced by the rock after submersion.

Step 2

Volume of water  before adding rock = 200mL

Volume of water after adding the rock = 297.5mL

Volume of rock =Volume of water after adding the rock - Volume of water  before adding rock

Volume of Rock = 297.5-ml 200ml

= 97.5ml

What is the first step when solving the equation?
2x - 31 = -9x + 24
subtract 9x from both sides
add 9x to both sides
add 2x to both sides

Answers

Answer: add 9x by both sides.

you can’t subtract 9x to both sides because you have to do the opposite.

you can’t add 2x to both sides because again, you have to do the opposite.

Draw a line representing the "rise" and a line representing the "run" of the line. State
the slope of the line in simplest form. Help?

Answers

Answer:

2x-4 is the slope

Step-by-step explanation:

the -4 is the y number. slope is rise/run so it goes up 2 over 1 making it 2x

What’s the answer for this question?

Answers

Answer:

d.

Step-by-step explanation:

you would put 4 in the x places and 2 in the yplaces and then you would distribute 4^2 +3(2)/4(2)

16+6/2=22/8=2 3/4

Please helpppppp
Given m
11
n, find the value of x and y.
(9x+1)
m
jo
(7x+13)
n

Answers

(9x+1)=(7x+13)
2x+1=13
2x=12
x=6

7(6)+13
42+13
55

180-55
125
y= 125°

Answer:

x = 6

y° = 125°

Step-by-step explanation:

9x + 1 and 7x + 13 are alternate angles and has same measurement

9x + 1 = 7x + 13

9x - 7x = 13 - 1

2x = 12

x = 6

y° and 7x + 13 are supplementary angles so their sum is 180°

7x + 13 ➡ 7×6 + 13 = 55°

55 + y° = 180 subtract 55 from both sides

y° = 125°

5th grade math. Correct answer will be marked brainliest.

Answers

Answer:

45.2 × 10⁰ = 45.2 (a⁰ = 1 )

45.2 × 10¹ = 452

45.2 × 10² = 4520

45.2 × 10³ = 45200

Answer:

My siblings ALWAYS have think central, its annoying.

Step-by-step explanation:

1. 45.2

2. 452

3. 4520

4. 45200

Its like moving the place value and adding a 0. I used Desmos Scientific Calculator to check my answers.

If John deposits $525 in a savings account and his account pays an annual interest rate of 5.5% and makes no other deposits and withdrawals what is the simple interest earned for 5 years , 5 months , and 5 days

Answers

Answer:

The amount of simple interest earned is $156.79

Step-by-step explanation:

Mathematically;

Simple interest = PRT/100

From the question;

P = $525

R = 5.5%

T ; to get this, we need to make the numbers agree;

We do this by dividing number of months by 12 and number of days by 365

So 5 years, 5 months and 5 days will be;

5 + 5/12 + 5/365 = 5.43

So, using this in the simple interest calculations, we have;

S.I = (525 * 5.5 * 5.43)/100

S.I = $156.79

Write an algebraic expression
1. Four less than twice a number
2. The quotient of three times a number and 10
PLEASE HELP ASAP

Answers

1. 2x - 4

2. 3x / 10

How many students voted for each
participant?

Answers

Answer:

12 people voted for Matthew and 18 people voted for Diana.

Step-by-step explanation:

1. Multiply 30 by 0.4 to get 12.

2. Subtract 12 from your total of 30. The remaining 18 votes belong to Diana.

a marathon swim follows a triangular course marked with three buoys, a, b, and c. the distance from buoy a to b is 400 meters, b to c is 500 meters, and c to a is 600 meters. what is the largest angle the swimmers must turn between the buoys? 97.181° 82.819° 55.771° 41.410°

Answers

The largest angle the swimmers must turn between the buoys is 82.8°. Therefore, option B is the correct answer.

Given the following data:

Side AB = c = 400 meters.

Side BC = a = 500 meters.

Side CA = b = 600 meters.

How do determine the largest angle?

In order to determine the largest angle at which the swimmers must turn between the buoys, we would apply the law of cosine.

Form the law of cosine, for angle C we have:

cos C= (a²+b²-c²)/2ab

=(500²+600²-400²)/2×500×600

=450000/600000

cos C=0.75

⇒C=41.4°

For angle B we have:

cos B= (a²+c²-b²)/2ac

=(500²+400²-600²)/2×500×400

=1/8

cos B=0.125

⇒B=82.8°

For angle A, we have:

cos A= (b²+c²-a²)/2ac

=(600²+400²-500²)/2×600×400

=9/16

cos A=0.5625

⇒A=55.8°.

The largest angle the swimmers must turn between the buoys is 82.8°. Therefore, option B is the correct answer.

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50 pts!
Find the product.

(2x2 - 4x + 1)(5x - 7)

Answers

(2x2-4x+1)(5x-7) equals

Answer:

10x^3-34x^2+33x-7

Step-by-step explanation:

Which point lies on the circle x^2+y^2=100?
A) (0,-100)
B) (10,-10)
C) (10,0)
D) (25,75)

Answers

Answer:

C) (10,0)

Step-by-step explanation:

Option C is the correct answer.

A jug of orange juice requires 3 cans
of orange concentrate and 5 cans of
water.
a) Accidentally, 4 cans of
concentrate were mixed with 5
cans of water. Is the mixture
stronger or weaker than it
should be? Explain.
b) Suppose 6 cans of water were
mixed with 3 cans of
concentrate. Is the mixture
stronger or weaker
than it should be? Explain.

Answers

Answer:

the answer is is 12 bc 4 - 5 - 6 - 3= 12

The airfare from peshawar to karachi of an airline is rupees 5700 .what will be the selling price of this ticket if rupees 1500 airport tax and gst at the rate of 16.5% are included.

Answers

The selling price of the ticket is rupees 8140.5 if a person travelling from Peshawar to  Karachi.

What GST means?

GST is a single tax on the supply of goods and services, right from the manufacturer to the consumer

The airfare from peshawar to karachi of an airline is rupees 5700 .

what will be the selling price of this ticket if rupees 1500 airport tax

and GST at the rate of 16.5% are included.

since GST is calculated on 5700 at the rate of 16.5%

then 5700 * ( 16.5)/100

      =  57 * 16.5

       = 940.5

then selling price of ticket is sum of all the value

that is 5700 + 1500 + 940.5 = 8140.5

Hence , the selling price of the ticket is rupees 8140.5 if a person travelling from Peshawar to  Karachi.

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Which is the minimum or maximum value of the given function?

Answers

Answer:

its b for the both of them

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