A plane is traveling at 600 miles per hour. How many feet per second is it traveling?

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)

What is the expression in factored form? -x^2 + 3x + 28 a. (x-7)(x-4) b. -(x-7)(x+4) c. (x+4)(x+7) d. -(x-4)(x+7)

How many and of which kind of roots does the equation f(x)=x3−x2−x+1