The bottom of a ladder must be placed 5 feet from a buiding. the ladde is 14 feet long. how far above the ground does the ladder touch the wall?

What is the result of the following division?

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.

During each minute of a comedy show, carlin laughs 55 times. carlin watches 33 comedy shows every day, and each show is 40 minutes long. how many times does carlin laugh every day due to the comedy shows?