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Alexa Pittman
Mathematics
15 July, 02:02
Complete the square x^2+6x=12
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Morgan
15 July, 02:04
0
(x + 3) ^2 = 21.
Step-by-step explanation:
x^2 + 6x = 12
6 / 2 = 3 so we have:
x^2 + 6x = (x + 3) ^2 - 9 so:
(x + 3) ^2 - 9 = 12
(x + 3) ^2 = 21.
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