SOLUTION: Solve. (x – 3)^2 = 2 Solve. 2x^2 – 8x – 14 = 0 Solve. 3x^2 = –21x – 15

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Question 474519: Solve. (x – 3)^2 = 2
Solve. 2x^2 – 8x – 14 = 0
Solve. 3x^2 = –21x – 15

Answer by sofiyac(983) About Me  (Show Source):
You can put this solution on YOUR website!
post one problem at a time
Solve. (x – 3)^2 = 2
x-3=sqrt%282%29
x=3%2Bsqrt%282%29
Solve. 2x^2 – 8x – 14 = 0
x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+
x+=+%288+%2B-+sqrt%28+64%2B112+%29%29%2F%282%2A2%29+
x+=+%288+%2B-+sqrt%28+176+%29%29%2F4+
x+=+%288+%2B-+sqrt%28+16%2A11+%29%29%2F4+
x+=+%288+%2B-+4sqrt%28+11+%29%29%2F4+
x+=+%284%282+%2B-+sqrt%28+11+%29%29%29%2F4+
x+=+2+%2B-+sqrt%28+11+%29+

Solve. 3x^2 = –21x – 15
3x%5E2%2B21x%2B15=0
x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+
x+=+%28-21+%2B-+sqrt%28+441-180+%29%29%2F%282%2A3%29+
x+=+%28-21+%2B-+sqrt%28+261+%29%29%2F6+
x+=+%28-21+%2B-+sqrt%28+9%2A29+%29%29%2F6+
x+=+%28-21+%2B-+3sqrt%28+29+%29%29%2F6+
x+=+%283%28-7+%2B-+sqrt%28+29+%29%29%29%2F6+
x+=+%28-7+%2B-+sqrt%28+29+%29%29%2F2+