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Given f(x) =2x^2-4x-5, find f(3)

Given f(x) =2x^2-4x-5, find f(3)
asked 77.7k views
5 votes
Given f(x) =2x^2-4x-5, find f(3)

asked
User Patrine
by
7.7k points

2 Answers

1 vote

Answer:

substitute 3 in for x

f(x)=2(3)^2-4(3)-5

=18-12-5

=1

Explanation:

answered
User Volvox
by
8.2k points
7 votes

substitute 3 in for x

f(x)=2(3)^2-4(3)-5

=18-12-5

=1

answered
User Dunbarx
by
8.6k points
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