A box is being pushed with a force of 60N. The acceleration of the box is 2 meters per second squared. What is the mass of the box?
F=ma (60N)=m(2m/s^2) *divide both sides by 2 to get m m=20kg
A construction worker is standing 100 feet away from a building. How tall is the building if the worker looks at the top of the building at an angle of 35 degrees?
tan(35)=x/100 100tan(35)=x x=70.02 degrees
What is the integral of 1/x?