Math, asked by Asandy, 1 year ago

how in 2nd step 4 has came.. please explain me

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Answered by raminder1
1
bcz hum 4x² se denominator ko divide kr rhe hein so multiply bhi krte hai 4x² se......so upr wle 4x² se jo x² hhai vo numerator pr chla gya aur 4 reh gya.......
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