check is (x-2)2 +1= 2x-3 is a quadratic equation.2m for 10 class
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(x-2)²+1=2x-3
=> x²-4x+4+1=2x-3
=> x²-4x-2x+5+3=0
=> x²-6x+8=0
hence, This is a quadratic equation.
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