(-2, 6) and (4, -6) slope

What basic trigonometric identity would you use to verify that csc x sec x cot x = csc^(2)x

The verbal translation for the difference of m and 7 increased by 15

Acomputer company is testing a new booster to increase program load times. the box plots show the number of seconds it takes to load a program with and without the booster. using these plots, how much did the median change?