Somebody help my find the probability pls

Use the function f(x) is graphed below. the graph of the function to find, f(6). -2 -1 1 2

What is the value of the expression i 0 × i 1 × i 2 × i 3 × i 4? 1 –1 i –i

Aclothing designer is selecting models to walk the runway for her fashion show. the clothes she designed require each model’s height to be no more than y inches from 5 feet 10 inches, or 70 inches. which graph could be used to determine the possible variance levels that would result in an acceptable height, x?