What is the average rate of change for ƒ(x) = 2x − 12 over the interval 4 ≤ x ≤ 8?

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)

Frank owns a $141,000 home, for which he has a 30-year mortgage in the amount of $700 a month. once he has paid off mortgage, how much will he have paid in investment? a. $111,000 b. $109,000 c. $120,000 d. $141,000