What is the sum of the polynomials?
11x2 – 5
+
x+4.

10x²9
11x^2-x-9
11x²+x-1
12x²-1

Let the closed interval [a , b] be the domain of function f. the domain of f(x - 3) is given by (a) the open interval (a , b) (b) the closed interval [a , b] (c) the closed interval [a - 3 , b - 3] (d) the closed interval [a + 3 , b + 3]

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

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2