The height, h (in feet), of a ball tossed in the air is given as an equation of time, t (in sec). h() = −162 + 30 + 60
a) How long after the ball is thrown will the ball be 15 feet above the ground?
b) How long will it take the ball to reach the ground?

Suppose a man is heterozygous for heterochromia, an autosomal dominant disorder which causes two different‑colored eyes in an individual, produced 25‑offspring with his normal‑eyed wife. of their children, 15 were heterochromatic and 10 were‑normal. calculate the chi‑square value for this observation.

Acylinder with a base diameter of x units has a volume of jxcubic units which statements about the cylinder are true? check all that apply. the radius of the cylinder is 2 x units. the radius of the cylinder is 2x units. the area of the cylinder's base is 200 square units. the area of the cylinder's base is a square units. the height of the cylinder is 2x units. the height of the cylinder is 4x units. mark this and return save and exit next submit

See attachment below and find the equivalent of tan(∠qsr)