If a cool shirts offered a deal for free shipping, how many shirts would you need to purchase until the companies cost the same?

Find the volume of the solid bounded by the plane z=0 and the paraboloid z=1-x^2 –y^2

Sanderson is having trouble with his assignment. his shown work is as follows: − 3 7 7 3 = − 3 7 × 7 3 = − 21 21 = −1 however, his answer does not match the answer that his teacher gives him. complete the description of sanderson's mistake. find the correct answer.

Find the amount of simple interest earned for depositing the given principle in an account if $2200 is invested at 5.5 % for 6 months