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Question : 35 of 86

Marks: +1, -0

If

a+b+c=0

Then the expression

{X}^{ {a}^{2} {b}^{-1} {c}^{-1}} {X}^{ {a}^{-1} {b}^{2} {c}^{-1}} {X}^{ {a}^{-1} {b}^{-1} {c}^{2}} \;\;

simplifies to

$x$
$x^{2}$
$x^{3}$
$x^{4}$ .

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