PLEASE HELP!! I need the answers to all the circles ones! 23 points!

Without graphing, determine whether or not the function represents exponential growth or exponential decay. Then graph the y-intercept.

Kapil needed to buy a long wooden beam. he went to two sawmills that each charge an initial fee plus an additional fee for each meter of wood. the following equation gives the price (in dollars) of a wooden beam from the first sawmill as a function of its length (in meters). p = 5+20xp=5+20x

How long does it take natsumi to clean up after she is done? table: .area time30. 245. 2.7560. 3.5

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.