Year 1= $550 Year 2 = $950
Year 3 = $1120
Year 4= $1190
Initial investment is $980
My discount rate = 9.4%. What is my discounted period?
I need the discounted period

Sketch one cycle if the cosine function y=2cos2theta

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?

Sketch the region enclosed by the given curves. decide whether to integrate with respect to x or y. draw a typical approximating rectangle and label its height and width. y= 5x, y=7x^2then find the area s of the region.