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If f(x)=acos(b x+c)+d then range of f(...

If `f(x)=acos(b x+c)+d` then range of `f(x)` is

A

`[d+a,d+2a]`

B

`[a-d,a+d]`

C

`[d+a,a-d]`

D

`[d-a,d+a]`

Text Solution

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The correct Answer is:
D
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