plz solve question number 57
plz answer soon
don't give spam answer
step wise answer
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Answered by
0
where is the question no 57 ?????????
Plz see to it that u have written the question completely
Plz see to it that u have written the question completely
proton1:
sorry the pic is not uploaded .I don't know what had happened
its ok
dont take my word seriously ok
i m just telling
ok
hmm
so what question u wanted to ask?
you can check my questions the first one
Answered by
0
x 4 + 2x³y - 2xy³ - y4 =x4 -y4 +2xy(x² - y²)
= (x²)² - (y²)² + 2xy(x² -y²)
=(x²+y²) (x²-y²) +2xy(x²-y²)
=(x²-y²) ( (x²+y² +2xy)
= (x²)² - (y²)² + 2xy(x² -y²)
=(x²+y²) (x²-y²) +2xy(x²-y²)
=(x²-y²) ( (x²+y² +2xy)
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