TS ICET 2015 Question Paper with Solutions for online practice

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Note : . In questions numbered 31 to 35 pick the odd thing out:

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Question : 41 of 200

Marks: +1, -0

(x + y),

( x^2 - y^2 )

,

(x+y)^2

( x - y ) ,

( x^2 - y^2 )^2

,

{(x + y)^3(x-y)^2}

, _______

$( x^2 - y^2 )^3$ ${(x - y)^3(x+y)^2}$
$( x^2 - y^2 )$
$( x^2 - y^2 )^3$
$( x^2 - y^2 )^2$

Solution:

∴?=(x+y)^3(x–y)^2(x–y)=(x+y)^3(x–y)^3

=[(x+y)(x-y)]^{3}=(x^{2}-y^{2})^{3}

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