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Mathematics
Amber Mayer
Today, 03:34
4x=x^2+6x+9, what do I do next? Subtract 4x?
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Abraham Shelton
Today, 04:38
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Yes. Subtract 4x by both sides.
So:
4x = x^2 + 6x + 9
0 = x^2 + 2x + 9
Then you can factorize
0 = (x+1) ^2 + 8
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Jett Patton
Today, 04:53
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-x^2 - 6x + 4x - 9=0
-x^2 - 2x - 9=0
D = b^2 - 4ac = 4 - 4*1*9 = 4 - 36 = - 32-> no solution
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