Question

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

Answer 1

(f-g) (x) = 4x+1 - x² + 5 = -x² + 4x + 6

Explanation:

Explanation can be given if needed in the comments (ㅅ´ ˘ `)

Answer 2

Answer: -x² + 4x + 6

Given:

f(x) = 4x + 1

g(x) = x² - 5

Solve:

= (f - g)(x)

= f(x) - g(x)

= 4x + 1 - (x² - 5)

= 4x + 1 - x² + 5

= -x² + 4x + 6