SOLUTION: Use the quadratic formula to solve each equation please :)
(x+1)(x-2)=5
x^2+9x-2=-16
Algebra.Com
Question 1016457: Use the quadratic formula to solve each equation please :)
(x+1)(x-2)=5
x^2+9x-2=-16
Answer by addingup(3677) (Show Source): You can put this solution on YOUR website!
(x+1)(x-2) = 5; x^2-2x+1x-2 = 5; x^2-1x-2
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x^2+9x-2=-16: cannot factor
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