Raymond B. answered • 12/07/20
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Math, microeconomics or criminal justice
-2x^2 = 7-23=-16
x^2 =-16/-2 = 8
x =+ or - sqr8 = 2sqr2 or -2sqr2
x = about 2.828 or - 2.828
Moira P.
asked • 12/07/20solve the equation using square roots
solve the equation -2x^2+23=7 using square roots
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