Use the point-slope form of a line to write the equation of a line that has a slope of 2 and passes through the point (–4, 3). write the equation in slope-intercept form.

Find the sum of the following series. round to the nearest hundredth if necessary.

Find the cosine function that is represented in the graph.

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second