Anonymous Anonymous

07-11-2016
Mathematics

Answered

8x^2=56 tell which methods you would use to solve the quadratic equation. explain your choices.

Verified Answer :

spencer14 spencer14

07-11-2016

6x^2 - 216 = 0 divide both sides by 6
x^2 - 36 = 0
x^2 = 36
x = 6 and -6

8x^2 = 56
x^2 = 7
x = square root(7), and - square root(7)

5x^2 -10x = 0 factor out a 5x
5x (x - 2) = 0 so, 5x = 0 and x - 2 = 0
x = 0 and 2

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