If 3^(2sin2α−1), 14 and 3^(4−2sin2α)... | Sequences and Series | JEE Main

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JEE MAIN 2020

05-09-2020 S1

Question

If $3^{2 \sin 2 \alpha-1}, 14$ and $3^{4-2 \sin 2 \alpha}$ are the first three terms of an A.P. for some $\alpha$, then the sixth term of this A.P is :

Select the correct option:

A

65

B

78

C

81

D

66

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

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