Use the passbook page to answer the question. Ken decided that he had enough saved if he could combine it with the amount in his checking. He withdrew $500 in mid-April. What was his balance D?

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.