Does 3/5 equal to 25/50?

Provide an example of a trigonometric function and describe how it is transformed from the standard trigonometric function f(x) = sin x, f(x) = cos x, or f(x) tan x using key features.

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?