Answers FL-1200710-Mathematics for College Algebra A Solving Quadratic Equations: Quadratic Formula — Unit testQuestion 18

18

QuizMultiple Choice

Solving Quadratic Equations: Quadratic Formula — Unit test

Question 18 • FL-1200710-Mathematics for College Algebra A

The only solution of the equation x2 + bx + 16 = 0 is x = 4. What is the value of b?

Answer

A

b = –16

B

b = –8

C

b = 8

D

b = 16

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