If sinθ=3/5 and θ terminates in the first quadrant, find the exact value of cos2θ.

A 30 inch board is to be cut into three pieces? a 30 inch board is to be cut into three pieces so that the second piece is 4 times as long as the first piece and the third piece is 5 times as long as the first piece.

F (1) = 0 f (n) = f (n-1) + 2 Find an explicit formula for f (n). f (n) =

A ball is thrown into the air with an upward velocity of 80 feet per second. The function h = - 16t2 + 80t models the height h, in feet, of the ball at time t, in seconds. When will the ball reach the ground?

Tabitha would like to invest $1,000 she received for graduation. She is considering these options. A: 8% for 2 years B: 6% for 18 months C: 7% for 3 years D: 10% for 6 months Which option should Tabitha choose to end up with the largest balance?

An object is traveling at a steady speed of 8 2/3 mph how long will it take the object to travel 5 1/5 miles

Which equation has the solutions x=1 + / - √5? x2 + 2x + 4 = 0, x2 - 2x + 4 = 0, x2 + 2x - 4 = 0, x2 - 2x - 4 = 0

10% as a fraction in simplest form

Robert has a container of a shape of a cube with an edge length of 6.1 what's the value of the container

How to compare 2 quantites so that the second quantity has a value of 1 without using a diagram

What is the bigger number, a googol or a billion?