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If f(x)=cos[pi^2]x , where [x] stands fo...

If `f(x)=cos[pi^2]x ,` where `[x]` stands for the greatest integer function, then `f(pi/2)=-1` (b) `f(pi)=1` `f(-pi)=0` (d) `f(pi/4)=1`

A

`fpi // 4 = 2`

B

`f -pi = 2 `

C

`f pi= 1 `

D

`f pi//2 = -1`

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IPUCET PREVIOUS YEAR PAPERS-GGSIPU MATHEMATICS 2004-MCQ
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