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f(x)={:{(5, x le 1) ,(a+bx,1 lt x lt 3),...

`f(x)={:{(5, x le 1) ,(a+bx,1 lt x lt 3),(b+5x,3 le x lt 5),(30,xge5):}` then (a) `f(x)` is discontiuous `AA` a `in R, b in R` (b) `f(x)` is discontiuous if `a=0` &`b=5` (c) `f(x)` is discontiuous if `a=5` &`b=0` (d) `f(x)` is discontiuous if `a=-5` &`b=10`

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JEE MAINS PREVIOUS YEAR ENGLISH-JEE MAINS-All Questions
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