Increasing and Decreasing Intervals

What is the increasing interval for the function below?

• $\left(-\infty,\infty\right)$

• $\left(-\infty,2\right]$

• $\left(-\infty,6\right]$

• $\left(-6,6\right)$

What is/are the increasing interval(s) for the function shown?

• $\left(-3,\ 1\right)$

• $\left(4,\ 8\right)$

• $\left(-\infty,1\right)\ and\ \left(-3,\ 1\right)$

What is/are the increasing interval(s) for the function shown?

• $\left(4,\ 8\right)$

• $\left(-3,\ 1\right)$

• $\left(-\infty,1\right)\ and\ \left(-3,\ 1\right)$

• $\left(-\infty,\ 1\right)\ and\ \left(4,\ 8\right)$

What is/are the decreasing interval(s) for the function shown?

•  $\left(2,\ 4\right)\ and\ \left(8,\ \infty\right)$ 

•  $\left(-\infty,\ 1\right)\ and\ \left(8,\ \infty\right)$ 

•  $\left(-\infty,1\right),\ \left(-3,\ 1\right)\ and\ \left(8,\ \infty\right)$ 

•  $\left(-\infty,\ 1\right),\ \left(2,\ 4\right)\ and\ \left(8,\ \infty\right)$ 

What is the decreasing interval(s) on the function shown?

• $\left(-7,\ -6\right)\ and\ \left(-2,\ 4\right)$

• $\left(-7,\ 0\right)\ and\ \left(-2,\ 4\right)$

• $\left(-7,\ -6\right)\ and\ \left(-2,\ 0\right)$

• $\left(-7,\ 0\right)\ and\ \left(4,\ 5\right)$

What is the increasing interval on the function shown?

• $\left(-\infty,\ 1\right)$

• $\left(-\infty,\ 2\right)$

• $\left(2,\ \infty\right)$

• $\left(1,\ \infty\right)$

What is the decreasing interval on the function shown?

• $\left(-\infty,\ 1\right)$

• $\left(-\infty,\ 2\right)$

• $\left(2,\ \infty\right)$

• $\left(1,\ \infty\right)$

What is the decreasing interval on the function shown?

• $\left(-\infty,\ -3\right)$

• $\left(-\infty,\ -4\right)$

• $\left(-4,\ \infty\right)$

• $\left(-3,\ \infty\right)$

Over what interval is this function constant?

• -5 < x < ∞

• -3 < x < 4

• 4 < x < ∞

• -5

When is the velocity decreasing?

• 0 < t < 60

• 40 < t < 60

• 15 < t < 40

• -40 < t < 0