If \[f(x)=a\cos (bx+c)+d\], then range of \[f(x)\] is [UPSEAT 2001]

If \[f(x)=a\cos (bx+c)+d\], then range of \[f(x)\] is

1.	If \[f(x)=a\cos (bx+c)+d\], then range of \[f(x)\] is [UPSEAT 2001]
A.	\[[d+a,\ d+2a]\]
B.	\[[a-d,\ a+d]\]
C.	\[[d+a,\ a-d]\]
D.	\[[d-a,\ d+a]\]
Answer» E.

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If \[f(x)=a\cos (bx+c)+d\], then range of \[f(x)\] is [UPSEAT 2001]

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