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Which of the following is a quadratic eq...

Which of the following is a quadratic equation?

A

`x^(2)+2x+1=(4-x)^(2) +3`

B

`-2x^(2) =(5-x)(2x-(2)/(5))`

C

`(k+1)x^(2)+(3)/(2) x=7,` where k = -1

D

`x^(3)-x^(2)= (x-1)^(3)`

Text Solution

Verified by Experts

The correct Answer is:
D
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