Is the following relation a function? A Yes B no
1 answer:
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Answer:
The inverse of f(x) is
Step-by-step explanation:
To find the inverse of the function , perform the following steps:
1) do
2) Solve the equation for the variable x.
3) exchange the variable x with the variable y
---->
4) Change the variable y by
Finally the inverse function is:
Answer:
684
Step-by-step explanation:
Using proportions (equivalent ratios), we can find the number of students that make up the 57% out of the total number of people:
Cross-multiply: 100x = (57)(1200) or 100x = 68,400
Divide: 100x/100 = 68,400/100
Solve for x: x = 684 students