Area of the base of cuboid shaped tank is 8400 cm. When 420 liters of water is put into the tank. find the height of the water in tank.

Solve the system of equations. y= 2x y= x^2 - 15

1. writing an equation for an exponential function by 2. a piece of paper that is 0.6 millimeter thick is folded. write an equation for the thickness t of the paper in millimeters as a function of the number n of folds. the equation is t(n)= 3. enter an equation for the function that includes the points. (-2, 2/5) and (-1,2)

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4