question

Which function has zeros at x = 10 and x = 2?

answer

f(x) = x2 - 12x + 20

question

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

answer

(4, 0) and (6, 0)

question

One of the solutions to x2 β 2x β 15 = 0 is x = β3. What is the other solution?

answer

x = 5

question

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

answer

3

question

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

answer

x = 4

question

Which statement describes the graph of f(x) = 4x2 + 20x + 25?

answer

The graph touches the x-axis at (-2.5, 0).

question

A function f(x) has x-intercepts of -3 and -5. What is the constant term in the function?
f(x) = x2 + 8x +

answer

15

question

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

answer

(m + 5)(m - 9) = 0

question

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?

answer

1+5/2 = 3

question

Which function has real zeros at x = 3 and x = 7?

answer

f(x) = x2 - 10x + 21