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* What are the roots of quadratic equation x²+7x-8=0
a.-9 and 2 b.9 and-2 c.-9and -2 d. 9 and 2 ​


Sagot :

Answer:

hello, i think the 3rd term of the quadratic equation is 18 because the choices were 9 and 2.

(x+9)(x-2)

answer - x = -9 x = 2

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