Suppose r '(1) = 18. (a) if f(x) = r(5x), find f ' 1 5 .

Select the correct answer. joshua likes to read. he read 6 books when he was 6 years old. every year he doubled the number of books he read the previous year. how many total books did he read between the ages of 6 and 10? a. 60 b. 90 c.186 d.187

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'