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Algebra L9-2 Quiz v2

Last updated about 2 years ago

6 questions

1

1

1

Question 3

3.

What are the x-intercepts of the graph y=x^{2}+10x+24?

1

1

1

Question 1

1.

What is the factored form of the function shown in the graph?

(x-2)(x+3)

(x+2)(x+3)

(x-2)(x-3)

(x+2)(x-3)

Question 2

2.

What are the solutions of the equation 2x^{2}-7x-4 = 0?

4 \textrm{ and } -2

-4 \textrm{ and } \frac{1}{2}

4 \textrm{ and } -\frac{1}{2}

-4 \textrm{ and } -2

Question 4

4.

If the vertex of a parabola is always located halfway between the x-intercepts, what are the coordinates of the vertex of the parabola y=x^{2}+10x+24?

Question 5

5.

Solve the equation by factoring:
z^{2}+3z=18

Question 6

6.

A parking lot is bordered on two sides by pedestrian paths that are x meters wide. The overall dimensions of the combined lot and walkway are 20 \textrm{ m}\times 10 \textrm{ m}. The area of just the parking lot alone is 144\textrm{ m}^{2}. What is the width of the pedestrian walkway?