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(lim)(x->1)(sinpix)/(x-1) is equal to -p...

`(lim)_(x->1)(sinpix)/(x-1)` is equal to `-p c. `-1/pi` d. `1/pi`

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  19. lim(x->oo)(|x|)/x is equal to a. 1 b . -1 c. 0 d. none of these

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