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If 117 Cos^2 A+129 Sin^2 A=120 and 170 C...

If `117 Cos^2 A+129 Sin^2 A=120` and `170 Cos^2 B+158 Sin^2 B=161`, then the value of `Cosec^2 A Sec^2 B` is:

A

16

B

9

C

1

D

4

Text Solution

Verified by Experts

The correct Answer is:
A
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