18.Brilliant School is organizing a training camp for their scouts.
The expected expenditure is shown in the box:
Let n be the number of scouts joining the camp and $E be
the total expenditure.
a)Express the total expenditure as a function of n.
b)Find the total expenditure when n=1 and n=50.
c)If 50 scouts join the camp, what is the expense per scout?
Please show the all caculation of these four questions,thx
Functions
2007-09-28 5:39 am
回答 (2)
2007-09-29 6:48 am
✔ 最佳答案
a)Express the total expenditure as a function of n.E(n) = 500 + 35n + 90n = 500 + 125n
b)Find the total expenditure when n=1 and n=50.
E(1) = 500 + 125(1) = 625
E(50) = 500 + 125(50) = 6750
c)If 50 scouts join the camp, what is the expense per scout?
6750/50 = 135
2007-09-28 5:45 am
a) E= a + b(n)
b) E= a + b(1) E= a + b(50)
c) expense = [a + b(50)]/50
where is the box??
b) E= a + b(1) E= a + b(50)
c) expense = [a + b(50)]/50
where is the box??
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