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What is the value of [2 sin (45 +theta) ...

What is the value of `[2 sin (45 +theta) sin (45 -theta)]//cos 2 theta`?
`[2 sin (45 +theta) sin (45 -theta)]//cos 2 theta` का मान क्या है?

A

0

B

` tan 2 theta `

C

`cos 2 theta `

D

1

Text Solution

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The correct Answer is:
A
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