Simplify the rational expressions. x^2 - 16/ x^2 + 6x + 8

Measures of the angle of r, 31 s (x+4) t (3x+9)

For what values of x is x2 + 2x = 24 true?

Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin