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sin^(2)(51^(@)-x)+sin^(2)(39^(@)+x)=...

`sin^(2)(51^(@)-x)+sin^(2)(39^(@)+x)=`

A

-1

B

0

C

1

D

2

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-TRIGONOMETRIC RATIOS-PRATICE SHEET (EXERCISE) (LEVEL-I(MAIN) (SINGLE ANSWER TYPE QUESTIONS)
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