A number (such as 0, 1, 2, 3, 4, 5, etc.) that is not a negative and is not a fraction what is it called?

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

Evaluate each expression. determine if the final simplified form of the expression is positive or negative -42 (-4)2 42

Atriangle has side lengths of x, x+11, and 3x+5. what is the perimeter? question 1 options: 3x2+38x+55 3x3+38x2+55x 5x+16 4x+16