Step-by-step explanation:
use trigonometry ratios
Answer:
81
Step-by-step explanation:




Answer:
3
Step-by-step explanation:
look at where the points at
I do not know at all I am sorry
Average rate of change over [1,5] = f(5) - f(1) / 5 - 1
= [(17-5^2) - (17-1) ] / 4
= (-8 - 16) / 4 = -24 / 4 = -6 Answer