Find the intervals of monotonicity of the function f(x)= cases 2x+3,& x<0 x^ 2 +1,& x…

MATHEMATICS · Subjective · AP · Calculus AB · Analytical Applications of Differentiation · Analytical Applications of Differentiation

Problem

Find the intervals of monotonicity of the function

f(x)=\begin{cases}2x+3,& x<0\\ x^{2}+1,& x\ge 0\end{cases}.