Use the graph to find the intervals on which it is increasing, decreasing, or constant.
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A) Decreasing on $\left( - \pi , - \frac { \pi } { 2 } \right)$ and $\left( \frac { \pi } { 2 } , \pi \right)$; increasing on $\left( - \frac { \pi } { 2 } , \frac { \pi } { 2 } \right)$
B) Increasing on $\left( - \pi , - \frac { \pi } { 2 } \right)$ and $\left( \frac { \pi } { 2 } , \pi \right) ;$ decreasing on $\left( - \frac { \pi } { 2 } , \frac { \pi } { 2 } \right)$
C) Increasing on $( - \infty , \infty )$
D) Decreasing on $( - \pi , 0 )$; increasing on $( 0 , \pi )$

Question

Use the graph to find the intervals on which it is increasing, decreasing, or constant.
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A) Decreasing on $\left( - \pi , - \frac { \pi } { 2 } \right)$ and $\left( \frac { \pi } { 2 } , \pi \right)$; increasing on $\left( - \frac { \pi } { 2 } , \frac { \pi } { 2 } \right)$ 
B) Increasing on $\left( - \pi , - \frac { \pi } { 2 } \right)$ and $\left( \frac { \pi } { 2 } , \pi \right) ;$ decreasing on $\left( - \frac { \pi } { 2 } , \frac { \pi } { 2 } \right)$ 
C) Increasing on $( - \infty , \infty )$ 
D) Decreasing on $( - \pi , 0 )$; increasing on $( 0 , \pi )$

Quizplus · Accepted Answer

The Answer of Use the graph to find the intervals on which it is increasing, decreasing, or constant.
- 
A) Decreasing on $\left( - \pi , - \frac { \pi } { 2 } \right)$ and $\left( \frac { \pi } { 2 } , \pi \right)$; increasing on $\left( - \frac { \pi } { 2 } , \frac { \pi } { 2 } \right)$ 
B) Increasing on $\left( - \pi , - \frac { \pi } { 2 } \right)$ and $\left( \frac { \pi } { 2 } , \pi \right) ;$ decreasing on $\left( - \frac { \pi } { 2 } , \frac { \pi } { 2 } \right)$ 
C) Increasing on $( - \infty , \infty )$ 
D) Decreasing on $( - \pi , 0 )$; increasing on $( 0 , \pi )$

Use the Graph to Find the Intervals on Which It (−π,−π2)\left( - \pi , - \frac { \pi } { 2 } \right)(−π,−2π​)

Use the Graph to Find the Intervals on Which It $\left( - \pi , - \frac { \pi } { 2 } \right)$