Answer:
117
Step-by-step explanation:
f(x) = 21x + 12
f(5) = 21(5) + 12
f(5) = 105 + 12
f(5) = 117
F(x) + g(x) = 5x^2 + 9x - 17; g(x) -f(x) = -x^2 -x -1
Answer:
Step-by-step explanation:
for dot plot A, the mean is 90 to the medium becuase it has the most dots out of them all.
