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The value of 'a' for which the function ...

The value of 'a' for which the function f(x)= sinx-cosx-ax+b decreases for `x inR` is given by

A

`alesqrt2`

B

`agesqrt2`

C

`alt1`

D

`age1`

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The correct Answer is:
B
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PATHFINDER-BASIC MATHEMATICS-QUESTION BANK
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