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Let f:RrarrR be defined as f(x)={{:(2sin...

Let `f:RrarrR` be defined as `f(x)={{:(2sin(-(pix)/2)",",if xlt-1),(|ax^2+x+b|",",if -1lexle1),(sin(pix)",",if xgt1):}`
If f(x) is continuous on R , then a+b equals

A

`-3`

B

`-1`

C

`3`

D

1

Text Solution

Verified by Experts

The correct Answer is:
B
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