KcetLimits Continuity And DifferentiabilityKCET 2026MCQ+1 / -02026If $f(x) = \begin{cases} ax + 7 & \text{if } x < 1 \\ 3x - 1 & \text{if } x = 1 \\ \dfrac{b}{x + 3} & \text{if } x > 1 \end{cases}$ is continuous at $x = 1$, thenA$a = -5, b = 2$B$a = -5, b = -2$C$a = 5, b = -2$D$a = -5, b = 8$Check AnswerClear SelectionReveal AnswerShow Explanation