Please answer me anybody???i'm in a great trouble...please
If a^4-1/a^4=m^4+4m^2+2 then prove that a^2-1=ma

Asailor is looking at a kite. if he is looking at the kite at an angle of elevation of 36and the distance from the boat to the point where the kite is directly overhead is 40 feet, how high is the kite?

Icould really use some with this question.

Ana drinks chocolate milk out of glasses that each holdof a liter. she has of a liter of chocolate milk in her refrigerator. 10 how many glasses of chocolate milk can she pour?