Solving Quadratic Equations: Zero Product Property(P40Math)
An equation has solutions of m = -5 and m = 9. Which could be the equation?
A) (m + 5)(m - 9) = 0
Brianna is graphing the function f(x) = x2 + 6x + 5. What x-intercepts should Brianna use to graph f(x)?
A) -5 and -1
What are the solutions of 3x2 + 14x + 16 = 0?
A) x = −8/3, -2
What are the solutions to x2 + 8x + 7 = 0?
B) x = -7 and x = -1
One of the solutions to x2 − 2x − 15 = 0 is x = −3. What is the other solution?
D) x = 5
Which equation is true for x = -6 and x = 2?
B) 2x2 + 8x - 24 = 0
The only solution of the equation x2 + bx + 16 = 0 is x = 4. What is the value of b?
B) b = -8
The function g(x) = x2 - 10x + 24 is graphed on a coordinate plane. Where will the function cross the x-axis?
C) (4, 0) and (6, 0)
Which function has zeros at x = −2 and x = 5?
D) f(x) = x2 − 3x − 10
The roots of the function f(x) = x2 - 2x - 3 are shown. What is the missing number?
x = -1 and x = [3]