PLEASE HELP (20 POINTS) POLYNOMIAL FUNCTIONS UNIT TEST
Can x3+8 be factored? Explain

Yes, because x3 and 8 both share a common factor.

No, because x3 and 8 do not have any common factors.

No, because a sum of cubes cannot be factored.

Yes, because a sum of cubes can be factored.

The table below shows the function f. determine the value of f(3) that will lead to an average rate of change of 19 over the interval [3, 5]. a. 32 b. -32 c. 25 d. -25

Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations

What are the domain and range of f(x)= -log5(x+2)