Question

Check whether the following are quadratic equation:(x+2)3=2x(x2-1)​

Answer 1

$3x + 6 = 2x ^{2} - 2 \\ 2x ^{2} - 3x - 6 - 2 \\ 2x ^{2} - 3x - 8$

here 'x' has the power as 2 therefore it is a second degree equation

Answer 2

Step-by-step explanation:

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