What's does 200% increase mean

For the equation y = the square root of x^2-4, dertermine the domain and range?

How about 3.519 round to the nearest tenth

trudy is making punch by mixing 1 can of concentrated juice with 3 cans of water. which of the following combinations shows the same ratio of juice to water

2x, 3x and - 3x like terms?

5square root27 - 17suqare root3

A 13 feet ladder is placed 5 feet away from a wall. The distance from the ground straight up to the top of the wall is 13 feet. Will the ladder reach the top of the wall? Why or why not?

You and 2 friends have a job cleaning houses. You split the total money you make so that you each get the same amount. On the first day, you earn $93. The second day, you earn $75. The third day, you earn $108.

Simplify 5x (3x4y) 3. Give a written explanation of how you simplified as well as the answer to receive full credit.

Does csc (-120) = - csc (120)

The theorectial probabilty that the letter N will be chosen is?