Answer:
r = <u>26</u>
Step-by-step explanation:

Answer:
The one in the middle and the one on the right?
Step-by-step explanation:
Just plus in x for -3
f(x) = 4(-3)^2 + 3(-3) - 11
f (x) = 4(9) -9 - 11
f(x) = 36 - 20
f(x) = 16
Answer:
200 ducks total in the pond
Step-by-step explanation:
2% of x equals 4
0.02x = 4
x = 200