`\sin(45^{ circ}+\theta)-\cos(45^{ \circ}-\theta)` is equal to

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Q 3051180024.     `\sin(45^{ circ}+\theta)-\cos(45^{ \circ}-\theta)` is equal to
A

`2\cos\theta`

B

0

C

`2\sin\theta`

D

1

HINT


Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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