Question

For f(x) = 4x + 1 and g(x) = x2 – 5, find (f - g)(x).

Answer 1

combine like term:

4x+1-x2-5= -x2 +4x-4

x2 have no like term to combined with.

same with 4x.

but +1 and -5 could so it equal to -4

1-5=-4

out it together would equal to -x2+4x-4

Answer 2

Answer:

I think it's going to be D

Step-by-step explanation:

4x+1=2x-5

-4x-1 -4x-1

-2x=-4

÷2

x=-2