Find the Temperature Range 10. Complete the sentence for your layer. (1 point)
The troposphere is the region that starts at Earth's surface and ends between
km and km above Earth.
The upper crust is the region that starts at Earth's surface and ends between
km and km below Earth's surface.
Use the temperature equation to find the temperature range for your layer.
11. What is the temperature at the end of your layer that is farthest from the
surface? (1 point)

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

In angle pqr find the measure of

1) prove that 731^3−631^3 is divisible by 100 2) prove that 99^3−74^3 is divisible by 25