QPaperGen

For what value of \( \lambda \) is the function \( f(x) = \begin{cases} \lambda (x^{2} - 2x), & x \leq 0 \\ 4x + 1, & x > 0 \end{cases} \) continuous at \( x = 0 \)? Also discuss continuity at \( x = 1 \).