Given the polynomial function below, find f(-9). f(x)=-x^2-10x-2

Find the volume of the solid generated when the region bounded by y= x and y= 4√x is revolved about the x-axis the volume of the solid is: (type an exact answer cubic units)

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

Eliza wants to make $10,000 from her investments. she finds an investment account that earns 4.5% interest. she decides to deposit $2,500 into an account. how much money will be in her account after 14 years?