For the first question the answer is C(n)=0.75n-0.25
for the second question the answer is y=2x
Answer:
the answer is 40
Step-by-step explanation:
x+60
x=60-20
x=20
Divide: 9x 2/36 - 4y 2/36 = 36/36. Simplify: x2/4 - y2/9 = 1. Then do (x-0) 2/4 - (y-0)2 =1. Hyperbola.
I think it would be 4.7A - C
We are asked to describe into one term the definition "procedure for selecting sample elements from a total set of observations." The answer is sampling method. Sampling method is a method used by researchers to evaluate a large size of correspondents or samples such that the representive sample is still considered.
