Answer:
Step-by-step explanation:
What graph
(68 + 82 + 87 + 89 + x) / 5 > = 80
(326 + x) / 5 > = 80
326 + x > = 80 * 5
326 + x > = 400
x > = 400 - 326
x > = 74.......u would have to make at least a 74 to earn a B
Answer: D
Step-by-step explanation:
h(x) is f(x) for x moving 4 units right.
h(x)=f(x-4) =√(x-4)
Answer D