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Maths-

General

Easy

Question

$text If end text a greater than 0 text and end text L subscript x not stretchy rightwards arrow a end subscript fraction numerator a to the power of x minus x to the power of 4 over denominator x to the power of x minus a to the power of a end fraction equals negative$ 1, then a=

0
1
-1
$\infty$

The correct answer is: 1

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