For a tax rate of 6.25%, find the amount of tax that will be paid on an automobile tune-up costing $84. find the total price of the tune-up with tax.

What is the product? a-3/15a × 5/a-3

If the altitude is drawn to the hypotenuse of a right triangle, then the two triangles formed are similar to the original triangle and to each other. which set of triangles shows the similar triangles created by the altitude in the diagram?

Find the area between y=e^x and y=e^2x over [0,1]