What value of "c" completes the square?
1. x2 + 10x + c
2. x2 + 14x + c
3. x² - 4x + c
4. x2 – 8x + c

Factor this polynomial completely x^2-64

If you have the following equation, 2/3x+5/6-x=2-3/4x what would you multiply each term by to get rid of all the fractions

Aportion of a hiking trail slopes downward at about an 84° angle. to the nearest tenth of a flot, what is the value of x, the distance the hiker traveled along the path, if he has traveled a horizontal distance of 120 feet? a. 143.3 b. 12.5 c. 120.7 d. 130.2