Assume that C(x) is in dollars and is the number of units produced and sold. For the total cost function C(x) = 0.01x² +0.5x + 30, find deltaC and C'(x) when x=90 and deltaX=1.

Ascatterplot is produced to compare the size of a school building to the number of students at that school who play an instrument. there are 12 data points, each representing a different school. the points are widely dispersed on the scatterplot without a pattern of grouping. which statement could be true

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.