I need help with this problem not understanding it. Give exact and approximate solutions to three decimal places. x^2+6x+9= 81 what are the exact solutions? x=___ There are no approximate solutions since the solutions are integers.

asked by shelly

16 years ago

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1 answer

x^2 + 6 x - 72 = 0
(x-6)(x+12) = 0
x = 6 or x = -12

answered by Damon

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Question

I need help with this problem not understanding it. Give exact and approximate solutions to three decimal places. x^2+6x+9= 81 what are the exact solutions? x=___ There are no approximate solutions since the solutions are integers.

1 answer

x^2 + 6 x - 72 = 0
(x-6)(x+12) = 0
x = 6 or x = -12

Damon · Answer

x^2 + 6 x - 72 = 0 (x-6)(x+12) = 0 x = 6 or x = -12