COLLEGE ALGEBRA

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Solve by completing the square
12x^2+11x=5

  • COLLEGE ALGEBRA -

    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 -

    so hold on what is the answer?

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