Question

which one of the following is not a quadratic equations(^ indicates square)

a.(2x-1)(x-3)=(X+5)(x-1)

b.xcube -4x^-x+1=(x-2)wholecube

c.x^+3x+1=(x-2)^

d.(x-3)(2x+1)=x(x+5)​

Answer 1

Answer:

c is not the quadratic equations

Answer 2

Answer:

$refer \: the \: above \: attachment..$

b.xcube -4x^-x+1=(x-2)wholecube is an correct answer..

because its power is a cube which indicates that it is not a quadratic equations..

HOPE IT WILL HELPFUL...