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If [{(2/3)^3}^((2x+3))]^((-3)/4)= [{( 2...

If `[{(2/3)^3}^((2x+3))]^((-3)/4)= [{( 2/3) ^(2/3)}^((3x+7))]^((-6)/5)` then the value of `sqrt(2-42x)` is :-

A

5

B

4

C

6

D

3

Text Solution

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The correct Answer is:
A
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