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IF 20 ^(3- 2x^2 = ( 40 sqrt(5) ) ^(...

IF ` 20 ^(3- 2x^2 = ( 40 sqrt(5) ) ^(3x^2-2)`, then x=

A

`+- sqrt((13)/(12))`

B

`+- sqrt((12)/(13))`

C

`+- sqrt((4)/(5))`

D

`+- sqrt((5)/(4))`

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-QUADRATIC EQUATIONS & EXPRESSIONS-EXERCISE-II
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