Explain how to find the greatest common factor of three numbers

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

Answer each of the questions for the following diagram: 1. what type of angles are these? 2. solve for x. what does x equal? 3. what is the measure of the angles?

Given abc find the values of x and y. in your final answer, include all of your calculations.