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lambda cos x - 3 sinx=lambda +1 is solva...

`lambda cos x - 3 sinx=lambda +1` is solvable only ,if

A

` lambda in [0,5] `

B

`lambda in [4,5]`

C

`lambda in (-oo,4]`

D

None of these

Text Solution

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The correct Answer is:
C
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