factorise X square + 1 by X square + 2 - 2 x minus 2 by X
preciousjacinth121:
hard question u got there
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MARK AS BRAINLIST
X²+1/x² +2 -2x-2/x
=(x+1/x)² - 2(x+1/x)
=(x+1/x)(x+1/x -2)
X²+1/x² +2 -2x-2/x
=(x+1/x)² - 2(x+1/x)
=(x+1/x)(x+1/x -2)
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13
this is tha correct answer
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