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ধরি, x=y x² = xy x²-y²= xy - y² (x+y)(x-y)=y(x-y) x+y= y x+ x=x 2x= x 2=1 2-1=1-1 1=0 1.2 = 0.2 2 =0 2-0 = 0-0 0-0 =2(proved)
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Answered
ধরি, x=y x² = xy x²-y²= xy - y² (x+y)(x-y)=y(x-y) x+y= y x+ x=x 2x= x 2=1 2-1=1-1 1=0 1.2 = 0.2 2 =0 2-0 = 0-0 0-0 =2(proved)