Check whether of the following are quadratic equations . a.(x-2)(x+1)=

1.	Check whether of the following are quadratic equations . a.(x-2)(x+1)=(x-1)(x+3)
Answer» L.H.S SIDE( x-2)(x+1) = x^2 +x-2x-2= x^2-x-2R.H.S side(x-1)(x+3) = x^2-x-3x-3= x^2-4x-3L.H.S = R.H.Sx^2 - x-2 = x^2-4x-3-x-2 = -4x-3It is a LINEAR POLYNOMIAL. It is not a QUADRATIC EQUATION.

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Check whether of the following are quadratic equations . a.(x-2)(x+1)=(x-1)(x+3)​

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Check whether of the following are quadratic equations . a.(x-2)(x+1)=(x-1)(x+3)