What is the mean of the following list of numbers? 9, 9, 14, 7, 12, 8, 11, 19, 15, 11
The options are 12.5, 10, 9 and 11.5

Which of the following is the correct equation for this function? a. y= (x+4)(x+2) b. y=x^2+ 3x – 2 c. y+ 2 = – 2(x+3)^2 d. y+ 2 = 2(x+3)^2

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?