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Sin (45^(@)+theta)-cos(45^(@)-theta) is ...

Sin `(45^(@)+theta)-cos(45^(@)-theta)` is equal to :

A

`2 cos theta`

B

`2 sin theta`

C

1

D

0

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HIMALAYA PUBLICATION-MEASUREMENT OF ANGLES, TRIGONOMETRIC RATIOS AND RELATION BETWEEN SIDES AND ANGLES OF A TRIANGLE-QUESTION BANK
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