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ahrayia [7]
3 years ago
9

Solve 3x^2 = −12x − 15.

Mathematics
2 answers:
Artyom0805 [142]3 years ago
6 0
-2+i, -2-i are your two answers, you have to move everything to one side and solve
vitfil [10]3 years ago
4 0
3x^2+12x+15=0


Then divide by 3 to get the x by itself. 
x^2+4x+5=0


Factor to (x+5) (x-1) and solve for the two values of x.
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