Choose the best description for the real number 4 point 6 repeating.
irrational, because it is a terminating decimal
irrational, because it is a repeating decimal
rational, because it is a terminating decimal
rational, because it is a repeating decimal

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

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.

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?