(X+2/X+1)²=X+4/X+2
please help me with answer
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Answer:
(x+y+z)² = x²+y²+z²+2xy+2yz+2yz
LHS
x²+(2/X)²+(1)² +2(x)(2/x)+2(2/x)+(1)+2(1)(x)
x²+4/x²+1+4+2/x+2x
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