Respuesta :

Answer:

f'(x) = 7

Step-by-step explanation:

differentiate each term using the power rule

• f' (a[tex]x^{n}[/tex] ) = na[tex]x^{n-1}[/tex]

• f'( constant ) = 0

given

f(x) = 7x - 12 , then

f'(x) = 1(7)[tex]x^{1-1}[/tex] - 0 = 7[tex]x^{0}[/tex] - 0 = 7