Last one lol Thanks Bro... The only solution of the equation x2 + bx + 16 = 0 is x = 4. What is the value of b? b = –16 b = –8 b = 8 b = 16

Question

asked Jun 22, 2019 217k views

1 Answer

Micki · Answer 1 · 2019-06-27T10:12:49+0000

$\heartsuit$ If x = 4 is the Only Solution of the Equation x² + bx + 16 = 0

$\heartsuit$ Then the Value x = 4 should satisfy the Given Equation

⇒ (4)² + b(4) + 16 = 0

⇒ 16 + 4b + 16 = 0

⇒ 4b + 32 = 0

⇒ 4b = -32

⇒ b = -8