Find the values of `a` and `b` so that the function `f` given by `f(x)={1,\ \ \ if\ xlt=3a x+b ,\ \ \ if\ 3

Explanation

Let,

The function is continious at `x=3`

so,

`lim(x->3^-)=lim(x->3^+)=f(3)`


So,

`lim(x->3^+)f(x)`

`=1---(i)`

...