SOLUTION: The number of girls in a local 4-H club is modeled by the expression 4n^2 - n + 52 where n is the number of years after 1990. The number of girls in the 4H who are age 8 and unde

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Question 75135: The number of girls in a local 4-H club is modeled by the expression
4n^2 - n + 52 where n is the number of years after 1990. The number of girls in the 4H who are age 8 and under is modeled by the expression n^2 + 13. Find and expression that models the number of girls older than 8 in the club?
Not in book.

Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
The number of girls older than 8 is the difference between the total number of girls and the number of girls 8 and under...or

%284n%5E2-n%2B52%29-%28n%5E2%2B13%29...or...3n%5E2-n%2B39