8x-10=x^2+5 solve using quadratic

Answers

Answer 1
using the quadratic formula
x = 5 , 3
two solutions
Answer 2

Answer:

x=5,3

Step-by-step explanation:


Related Questions

A 100 foot wire is extended from the
ground to the top of a 60 foot pole,
which perpendicular to ground level.
Find, to the nearest degree, the
measure of the angle that the wire
makes with the ground.

Answers

the angle that the wire makes with the ground is
36.869
8
o
.
36.8698
o
.

The angle that the wire makes with the ground is 36.87° with horizontal.

What is a trigonometric function?

The fundamental 6 functions of trigonometry have a range of numbers as their result and a domain input value that is the angle of a right triangle.

The trigonometric function is very good and useful in real-life problems related to the right-angle triangle.

 

The given situation is making a right-angle triangle,

By Pythagoras' theorem in the triangle.

Base = √(100² - 60²) = 80 foot

By tan trigonometric function,

tanx = 60/80

x = 36.87°

Hence "The wire's angle with the ground is 36.87° with respect to the horizontal".

For more information about the trigonometric function,

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Simplify:
5 1/2 - 2 1/4
1 3/4 + 1 1/2

Answers

A) 5 1/2 - 2 1/4
5-2 = 3
1/2 - 1/4 = 1/4
Final Answer: 3 1/4 or in decimal 3.25

B) 13/4 + 11/2
35/4 = 8 3/4
Final Answer: 8 3/4 or in decimal 8.75

You have 3 red marbles, 5 green, and 2 blue marbles. What is the probability of pulling a blue marble and then replacing the first marble and then grabbing a green marble?
(As a percent)

Answers

Answer:

I think it's [tex]\frac{7}{10}[/tex].

Why 7/10?

Well, the probability of pulling out a blue marble + pulling out a green marble is also written as [tex]\frac{2}{10} +\frac{5}{10}=\frac{7}{10}[/tex]

Which measurement is closest to the area of the circle in square feet?

Answers

Answer:

314

Step-by-step explanation:

search "what is the area of a circle if the radius is 10"

can you guys help me with this i am down to my last nerve

Answers

Answer:

(-1, 1)

Step-by-step explanation:

um i kinda feel like i got it wrong buuuuuuut yea

y=x²+2x+2

First, we should try to change the last number in a way so we can factor the entire thing

y=x² + 2 x + 1

tooo make it look like y=(x + 1 )²

the only difference between the original y=x² + 2x + 2

and the factor-able y=x² + 2x + 1 is simply changing the

2 to a 1 (Since we can't randomly change the 2 to a 1, we can add 1 and subtract a 1 to the equation at the same time to keep it balanced.)

ummmmm yeeaaa <3

Does anyone know the answer to this?!

Answers

Answer:

65°

Step-by-step explanation:

Properties of a triangle:

Triangles always have 3 sidesThe sum of the interior angles of a triangle must be equal to 180°.

To solve:

Since the angles inside of a triangle must always be equal to 180, use the following formula to solve:a + b + c = 180(The variables can be assigned to any value in this situation)Since two angles are already given, replace 2 variables:a + 85 + 30 = 180Solve the equation by subtracting on both sides:a = 65The value of a is the measure of the missing angle. The problem is solved.

Answer:

the missing angle is 65

Step-by-step explanation:

a whole triangle is 180

subtract the given angles from 180

  180

-   85

----------

   95

subtract the remaining angle

  95

-  30

---------

  65

~hope this helped :3~

determine equation for line that is perpendicular to x=-2 and passes through the point (6,1)​

Answers

Answer:

y = 1

Step-by-step explanation:

PLEASE HELP!! What do most marketing entrepreneurs do to prepare to launch their
businesses? (this is actually business not math but)

Answers

Marketing entrepreneurs choose a marketing niche first to prepare to launch their business. Thus, option B is correct.

What is marketing niche?

The portion of a market that a particular product is targeted toward is called a niche market. The product's market niche determines its price range, level of production, target demographics, and feature set that is intended to address a particular market need. Additionally, it is a small market sector. A product or service may occasionally be created specifically to meet the needs of a niche market.

Not all products can be classified by their market niche. The highly specialised niche market competes against numerous super companies and strives to remain viable. Even well-known companies develop products for specific markets; Hewlett-Packard produces separate machines in addition to all-in-one printing, scanning, and faxing units that are aimed at the home office market.

Learn more about market niche

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Answer: Choose a marketing Niche

Step-by-step explanation: Just took the quiz

the graph below is the solution for which set of inequalities

Answers

you didn’t attach a picture of the graph

Can someone pls help me find the area of this please

Answers

12.56

Step-by-step explanation:

A = π x r^2

r =2

2^2 = 4

π × 4 = 12.56

please help me ahhh im doing 8th grade math with pythagorean theorem

Answers

the distance between P and Q is 10 units. hope this helps have a nice day

The first term of an arithmetic sequence is -3 and the fifteenth term is 53. What is the common difference of the sequence?
A) 14/13
B) 25/7
C) 4​

Answers

Answer:

       C)  4

Step-by-step explanation:

The nth term of arithmetic sequence is   [tex]a_n=a_1+d(n-1)[/tex]

So:

    [tex]a_{15}=a_1+d(15-1)\\\\53=-3+14d\\\\56=14d\\\\d=\dfrac{56}{14}=4[/tex]

PLEASZE HELP ILL GIVE BRAINLIEST

Answers

PLEASZE HELP ILL GIVE BRAINLIEST

Find the area of the regular polygon. Round to the nearest tenth if
necessary.
7.5
5.1

Answers

Answer:

that will be 25 if you put 30 in the thing

PLS HELP ASAP RNNN FASTT

Answers

Answer:

It is the first answer

Step-by-step explanation:

Because you are multiplying which also means (product of something).

Product of power property

x^{2} -81 find the diffrence of squares

Answers

Answer:

yuygiiyc

ijcyycyccjc

c

ycyi

cyi

chicihihcñicyñi.hcjck kh.i .h.icy

Step-by-step explanation:

bgvghuhukvkbkkk

Please Answer!!! (I Give Brainliest!)

Answers

Answer:

48º

Step-by-step explanation:

need help with this !!

Answers

the answer is (8,0)

that is the answer
The Answer is to this question is (8,0)

solve the system by substitution 3x-y=10 2x=y

Answers

Answer

X=10 and y=20

Step-by-step explanation:

since y=2x, you need to substitute that into the equation to get:

3x-(2x)=10

And evaluate:

x=10

Then substitute 10 into the equation: 2x=y:

2(10)=y

evaluate:

20=y

Now go back to the original equation to check your answer and substitute the values in:

3(10)-(20)=10

30-20=10

10=10

X=10, Y=20
steps
1) substitute 2x into the equation for Y
2) combine like terms ( 3x and -2x which equals 1x or x)
3) solve for x’s value (10)
4) plug in x’s value to solve for y
5) plug values into original equation to check work

A graph of a system of two equations is shown. PLEASE HELP!!!!!

Answers

Answer:

(-4.5, 1.5)

Step-by-step explanation:

pls help!!
The side of a regular pentagonal pyramid is 6 feet long. The slant
height of the is 7 feet long. What is the lateral area of the pyramid.

Answers

Answer:

105 sq ft.

Step-by-step explanation:

LA = slant height time perimeter of the base divided by 2.

Perimeter = 5(6) = 30

LA = 7(30)/2 = 105 sq ft.

Look at the question below

Answers

Choice A has a greater COP

:)

Change this fraction into a decimal: 56/100

.056


.56


5.6

Answers

Your answer is .56 !

Mark brainliest?

If i have 2 lemons and i give 1 away. how many do i have now?

Answers

1 lemon?

.....................................

A. The function shown on the graph has a greater rate of change, but a lower starting point.
B. The function shown on the graph has a greater rate of change and a higher starting point.
C. The function shown on the graph has a smaller rate of change and a lower starting point.
D. The function shown on the graph has a smaller rate of change, but a higher starting point.

Answers

I think it is A

sorry if it is wrong!

AOC and BOD are diameters of a circle, centre O. Angles BAD and CDA are 90°. Prove that triangle AND and triangle DCA are congruent


Please help me, i have a test tomorrow and i am confused ⭐️

Answers

Answer:

By using SAS which stands for Side, Angle, Side.

Step-by-step explanation:

This means that if we have two angles and side measures that are equal to the corresponding angles and side measures of the other triangle then they are congruent.

Suppose that the path of a newly discovered comet could be modeled by using one branch of the equation x2/4 - y2/9=1, where distances are measured in astronomical units. Name the vertices of the hyperbola and then graph the hyperbola.

Answers

Answer:

the answer is A just tool the quiz lesson 5 hyperbolas Algebra 2B unit 5 these are the correct answers

1.A

2.B

3.D

4.A

5.B

6.D

7.A

hopes this helps everyone

The hyperbola has two vertices at (-2,0) and (2,0)

We have given that the equation

[tex]\frac{x^2}{4}-\frac{y^2}{9}=1[/tex]

What is the equation of the hyperbola?

[tex]\frac{x^{2} }{a^2}+\frac{y^2}{b^2} =1[/tex]

Compare the above equation of the hyperbola with given equation

therefore a=2

vertices are (-a,0) and (a,0)

Therefore the vertices are (-2,0) and (2,0)

See the graph of the hyperbola in link given below.

The hyperbola has two vertices at (-2,0) and (2,0)

To learn more about hyperbola visit:

https://brainly.com/question/2351925

The area of a rectangle is 21.54 square feet. If the width is 6 feet, what is the length and what is the perimeter?

Answers

i think it’s 55.08.

Given: EL≅KP Prove: KE≅LP

Answers

Answer:

See Below.

Step-by-step explanation:

We are given that:

[tex]EL\cong KP[/tex]

And we want to prove that:

[tex]KE\cong LP[/tex]

Congruent chords have congruent arcs. Therefore:

[tex]\stackrel{\frown}{EL}\, \cong \, \stackrel{\frown}{KP}[/tex]

Arc EL is the sum of Arcs LP and PE:

[tex]\stackrel{\frown}{EL}\,=\, \stackrel{\frown}{LP}+\stackrel{\frown}{PE}[/tex]

Likewise, Arc KP is the sum of Arcs KE and PE:

[tex]\stackrel{\frown}{KP}\, =\, \stackrel{\frown}{KE}+\stackrel{\frown}{PE}[/tex]

Since Arcs EL and KP are congruent:

[tex]\stackrel{\frown}{LP}+\stackrel{\frown}{PE}\, =\, \stackrel{\frown}{KE}+\stackrel{\frown}{PE}[/tex]

Subtraction Property of Equality:

[tex]\stackrel{\frown}{LP} \, \cong\, \stackrel{\frown}{KE}[/tex]

Congruent arcs have congruent chords. Therefore:

[tex]LP\cong KE[/tex]

1--1/3(-3) + 4(1)+12=3(-3)

Answers

Answer:

No. The answer on the right is positive 16 while the answer on the left is negative 9. 16≠-9

Step-by-step explanation:

Answer:

False

Step-by-step explanation:

1-- 1/3 (-3) +4(1)+12= 3 (-3)

1+ 1/3 (-3)+4 +12 = -9

1-1+4+12=-9

16= -9

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