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The number of all possible triples (a(1)...

The number of all possible triples `(a_(1),a_(2),a_(3))` such that `a_(1) + a_(2)cos2x + a_(3)sin^(2) x = 0` for all `x` is :

A

1

B

3

C

0

D

Infinite.

Text Solution

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The correct Answer is:
D
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