108k views
0 votes
If f(x) = 4x + 1 and g(x) = x^2 - 5, find (f - g)(x)

If f(x) = 4x + 1 and g(x) = x^2 - 5, find (f - g)(x)-example-1
User Niemerds
by
5.4k points

2 Answers

3 votes
4x+1-(x^2-5)=4x+1-x^2+5
=-x^2+4x+6 so it's B
User Mish
by
5.3k points
6 votes

Answer:

The Answer is B

Explanation:

Subtract f-g

4x + 1 - x^2 - 5

Distribute the - sign

4x + 1 - x^2 + 5

Combine like terms

-x^2 + 4x + 1 + 5

-x^2 + 4x + 6

User Mikelong
by
5.7k points