KcetLimits Continuity And DifferentiabilityKCET 2026MCQ+1 / -02026If $\lim\limits_{x \to 3}\left(\dfrac{x^2 - ax - 3b}{x - 3}\right) = 5$, then $a + b = $A$1$B$2$C$3$D$4$Check AnswerClear SelectionReveal AnswerShow Explanation