Solving Quadratic Equations: Zero Product Property Answers

What are the solutions of 3(x – 4)(2x – 3) = 0? Check all that apply.–4–334

x2 + 10x + 16 = 0 (x + 2)(x + 8) = 0 x + 2 = 0 or x + 8 = 0 x = and x =

Use the X method to find the solutions of 6x2 + 2x – 20 = 0. x = x =

What are the roots of y = x2 – 3x – 10?

Which functions have real zeros at 1 and 4? Check all that apply.f(x) = x2 + x + 4f(x) = x2 – 5x + 4f(x) = x2 + 3x – 4f(x) = –2x2 + 10x – 8f(x) = –4x2 – 16x – 1

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Which statements describe the graph of y = 4x2 + 28x + 49? Check all that apply.The graph has two x-intercepts because 4x2 + 28x + 49 has two different factors.The equation 2x + 7 = 0 can be used to find a zero of the function.The equation (2x – 7)2 = 0 can be used to find the y-intercept.The graph has a double root at x = .The graph intersects the y-axis at y = 49.

Complete the equation so that it has solutions of –5 and 7. x2 + x + = 0

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