Step-by-step help: Applying the First Derivative Test In Exercises 2156, (a) find the
Chapter 4, Problem 43(choose chapter or problem)
Applying the First Derivative Test In Exercises 21-56, (a) find the critical numbers of f (if any), (b) find the open interval(s) on which the function is increasing or decreasing (c) apply the First Derivative Test to identify all relative extrema, and (d) use a graphing utility to confirm your results.
\(f(x)=\left\{\begin{array}{ll}3 x+1, & x \leq 1 \\5-x^{2}, & x>1\end{array}\right.\)
Text Transcription:
f(x)={3 x+1, x \leq 1
5-x^2, x>1
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