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IF sin A-sqrt6 cos A =sqrt7 cos A, then ...

IF `sin A-sqrt6 cos A =sqrt7 cos A`, then
`cos A+sqrt6 sin A` is equal to

A

`sqrt6 sin A`

B

`-sqrt7 sin A`

C

`sqrt6 cos A`

D

`sqrt7 cos A`

Text Solution

Verified by Experts

The correct Answer is:
B
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