If a rock falls from a height of 20 meters on the earth. the height h in meters after t seconds is given by h (t)=-4.9t^2+20. h (2) and h (t)=0

The standard distance between studs in a house is 1.5 feet. if you have a set of blueprints for a house that mark every 1.5 feet with 2 in., by how many inches will a 13-foot wall be represented?

Hey free points ! people i have a few math questions on my profile consider looking at them i have to get done in 30 mins!

Solve 2 - 3 cos x = 5 + 3 cos x for 0° ≤ x ≤ 180° a. 150° b. 30° c. 60° d. 120°