Which of the following linear functions would not have an inverse that is also a function? Explain how you made your choice.
(1) y = x
(3) y = 2
(2) 2y = x
(4) y = 5x-1

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

The function f(x) = 14,600(1.1)* represents the population of a town x years after it was established. what was the original population of the town?

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?