Posted by **KARINA** on Monday, June 6, 2011 at 8:02pm.

Solve by completing the square

12x^2+11x=5

- COLLEGE ALGEBRA -
**bobpursley**, Monday, June 6, 2011 at 8:13pm
12(x^2+11/12 x + zzzz)=5+ zzzzz

well, to find zzzz, take 1/2*11/12, and square it.

121/24^2 check that.

12(x+11/24)^2=5+ (11/24)^2

(x+11/24)=+- sqrt ((1/12)(5+(11/24)^2)

- COLLEGE ALGEBRA -
**KARINA**, Monday, June 6, 2011 at 10:30pm
so hold on what is the answer?

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