Answers FL-1200710-Mathematics for College Algebra A Solving Quadratic Equations: Quadratic Formula — Unit testQuestion 23

23

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Solving Quadratic Equations: Quadratic Formula — Unit test

Question 23 • FL-1200710-Mathematics for College Algebra A

Which equations are true for x = –2 and x = 2? Select two optionsx2 – 4 = 0x2 = –4 3x2 + 12 = 04x2 = 162(x – 2)2 = 0

Answer

A

x2 – 4 = 0

B

x2 = –4

C

3x2 + 12 = 0

D

4x2 = 16

E

2(x – 2)2 = 0

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