8. At time t = 0 seconds, a clock pendulum makes its maximum angle with the vertical, reaching a positive
angle of 6º. In one minute, the pendulum swings back and forth 20 times. Which of the following best
expresses the angle the pendulum makes with the vertical in degrees as a function of time in seconds?

A+b= 17, ab=70, find the value of |a-b|

Find the value of x to the nearest tenth.

The function c(n) below relates the number of bushels of apples picked at a pick-your-own orchard to the final cost for the apples. it takes as input the number of bushels of apples picked after paying an entry fee to an orchard and returns as output and returns as output the cost of the apples (in dollars)c(n) = 15n + 30which equation below represents the inverse function n(c), which takes the cost of the apples as input and returns the number of bushels picked as output