# What value of b makes the polynomial below a perfect square?. . x2 + bx + 16. . b =. . A. 16 . B. 8 . C. 2 . D. 4 .

(1) Answers

( x + 4 )² = x² + 8 x + 16. For b=8 this polynomial becomes the perfect square. Answer : B ) 8

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