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The solution of the equation (8)^((1+[co...

The solution of the equation `(8)^((1+[cosx absdivcos^2xabsdiv cos^3x]div....=4^3` in thge interval `(-pi,pi)` are

A

`+-pi/3,+-pi/6`

B

`+-pi/3,+-pi`

C

`+-pi/3,+-(2pi)/3`

D

none of these

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The correct Answer is:
A
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PATHFINDER-PROGRESSION AND SERIES -QUESTION BANK
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  2. If p,q,r are three positive real number are in AP , then the roots of ...

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  6. Let Sk=underset(nrarrinfty)limsum(i=0)^n1/(k+1)^i. Then sum(k=1)^nkSk...

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  11. If the sum of n terms of the series 1/1^3+(1+2)/(1^3+2^3)+(1+2+3)/(1^3...

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