Question

. Which of the followmg us a quadratic equation?
(A)x²+2x+1=(4-x)²+3
(B)-2x³=(5-x) (2x-⅖)
(C)(k+1)x²+3/2x=7,where k =-1
(D) x³-x²=(x-1)³




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Answer 1

Answer:

A and c are quadratic polynomials..

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