Solving Quadratic Equations: Zero Product Property

Question 1

One of the solutions to x2 − 2x − 15 = 0 is x = −3. What is the other solution?

Revolt · Accepted Answer

x = 5

Question 2

The function g(x) = x2 – 10x + 24 is graphed on a coordinate plane. Where will the function cross the x-axis?

Revolt · Accepted Answer

(4, 0) and (6, 0)

Question 3

Blake knows that one of the solutions to x2 – 6x + 8 = 0 is x = 2. What is the other solution?

Revolt · Accepted Answer

x = 4

Question 4

The roots of the function f(x) = x2 – 2x – 3 are shown. What is the missing number? x = –1 and x =

Question 5

Which function has zeros at x = −2 and x = 5?

Revolt · Accepted Answer

f(x) = x2 − 3x − 10

Question 6

An equation has solutions of m = –5 and m = 9. Which could be the equation?

Revolt · Accepted Answer

(m + 5)(m – 9) = 0

Question 7

Nina knows that the average of the x-intercepts represents the line of symmetry for a quadratic function through the x-axis. Which equation represents the average of the x-intercepts for f(x) = 4x2 – 24x + 20?

Revolt · Accepted Answer

= 3

Question 8

What are the solutions of 3x2 + 14x + 16 = 0?

Revolt · Accepted Answer

x = , –2

Question 9

The function h(x) is quadratic and h(3) = h(–10) = 0. Which could represent h(x)?

Revolt · Accepted Answer

h(x) = 2x2 + 14x – 60

Solving Quadratic Equations: Zero Product Property Answers

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