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Ksivusya [100]
2 years ago
10

Quick algebra 1 question for 50 points!Only answer if you know the answer, Tysm!

Mathematics
2 answers:
kaheart [24]2 years ago
8 0

Answer:

A) f(x) = x^2 +8(x+2)

Step-by-step explanation:

We will start by putting y=0

0 = x^2+8(x+2) -Apply distributive property

0 = x^2+8x+16

0=(x+4)(x+4)

0=x+4, 0=x+4

x=-4

There is only one zero, and that is x=-4

Brainiest would be appreciated.

ElenaW [278]2 years ago
6 0

First one

Because

If we solve for x

  • x²+8(x+2)=0
  • x²+8x+16=0
  • x²+4x+4x+16=0
  • (x+4)(x+4)=0
  • x=-4

Option A

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What is 6(36,200)-(21)(8,050)?
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6 0
3 years ago
8. To calculate 159 - 73, a student writes the follow-
Evgen [1.6K]

The question is an illustration of solving equations using estimates.

The student's strategy makes sense because he uses estimation to solve the given equation

The correct sequence of equation is as follows:

  • \mathbf{159 - 73}
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We have:

\mathbf{159 - 73}

Add 0 to the equation

\mathbf{159 - 73 =159 + 0- 73}

Express 0 as 1 - 1

\mathbf{159 - 73 =159 + 1 - 1- 73}

\mathbf{159 - 73 =160 - 1- 73}

Add another 0

\mathbf{159 - 73 =160 - 1- 73 + 0}

Express 0 as 3 - 3

\mathbf{159 - 73 =160 - 1- 73 + 3 - 3}

\mathbf{159 - 73 =160 - 1- 70 - 3}

Rewrite as:

\mathbf{159 - 73 =160 - 70- 1 - 3}

Solve

\mathbf{159 - 73 =90- 4}

\mathbf{159 - 73 =86}

Read more about estimation and equations at:

brainly.com/question/18454732

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Step-by-step explanation:

The option is C

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