Answer:
f(c) =17.12c -14.56c + 5.40(.5c) - 1.20(.5c)
Step-by-step explanation:
Profit is the difference between revenue (17.12c +5.40(.5c)) and cost(14.56c+1.20(0.5c)). That difference is expressed by the function shown above.
Answer:
The standard deviation of the sample mean is
Step-by-step explanation:
From the question we are told that
The mean is
The standard deviation is
The sample size is
Generally the standard deviation of the sample mean is mathematically represented as
substituting values
Answer:
14
Step-by-step explanation:
(2 x 6) + ( - 8 ÷ 2^2) =
12 + (4 - 8 ÷ 4)
12 + (4 - 2)
12 + 2
14
Answer:
0.3 or 3/10
Step-by-step explanation:
100%=1 so 30%=0.3