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Given that f(x) = x² - 3 and g(x) = 3x + 5, find (g- f)(9), if it exists.

Given that f(x) = x² - 3 and g(x) = 3x + 5, find (g- f)(9), if it exists.
asked 70.2k views
5 votes
Given that f(x) = x² - 3 and g(x) = 3x + 5, find (g- f)(9), if it exists.

asked
User HamiltonUlmer
by
8.1k points

1 Answer

3 votes

(3x+5)-(
x^(2) - 3)=9


x^(2)-3x-8=-9


x^(2)-3x=-1


x^(2)-3x+1=0

answered
User Zach L
by
8.2k points
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