The range R and the maximum height H of a projectile fired at an inclination θ
to the horizontal with initial speed v0
are given by the formulas below, where g≈32.2 feet per second per second is the acceleration due to gravity.

Find the range R if the projectile is fired at an angle of 45° to the horizontal with an initial speed of 210 feet per second.

According to statistics a person will devote 32 years to sleeping and watching tv. the number of years sleeping will exceed the number of years watching tv by 18. over a lifetime, how many years will the person spend on each of these activities

Which of the following points is collinear with (-2,1) and (0,3)

It is saturday morning and jeremy has discovered he has a leak coming from the water heater in his attic. since plumbers charge extra to come out on the weekends, jeremy is planning to use buckets to catch the dripping water. he places a bucket under the drip and steps outside to walk the dog. in half an hour the bucket is 1/5 of the way full. what is the rate at which the water is leaking per hour?