PLEASE ANSWER ASAP WILL AWARD BRAINLIEST AND GIVE POINTS

The weekly revenue for a company is r = 3p^2 + 60p + 1060, where p is the price of the company's product. what price will result in a revenue of $1200.

Aladder that is 20ft long is leaning against the side of a building. if the angle formed between the ladder and the ground is 75 degrees how far is the bottom of the from the base of the building?

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)