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A: int (2cos x +3sin x)/(4cos x+5 sin x)...

`A: int (2cos x +3sin x)/(4cos x+5 sin x)dx=`
`(-2)/(41)log|4cos x+5Sinx|+(23)/(41)x+c`
`R: int (a cos x+b sin x)/(c cos x+d sin x)dx=`
`(ac+bd)/(c^(2)+d^(2))x+(ad-bc)/(c^(2)+d^(2))log|c cos x+d sin x |+k`

A

Both A and R are true and R is the correct explanation of A

B

Both A and R are true and R is not correct explanation of A

C

A is true R is false

D

A is false but R is true.

Text Solution

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The correct Answer is:
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