How much do you need to deposit so you can have a total of $10,000 in an account that pays 5.5% interest rate compounded yearly after 15 years?

Asphere has a diameter of 10 in. what is the volume of the sphere?

1- what do you think the product of a nonzero rational number and an irrational number is? is it rational or irrational? make use of variables, the closure property of integers, and possibly a proof by contradiction to prove your hypothesis.2- why do we have to specify that the rational number must be nonzero when we determine what the product of a nonzero rational number and an irrational number is? if the rational number were 0, would it give us the same result we found in the first question?

What is the measure of ac? 5 units 13 units 26 units 39 units 3x- 2b 6x + 9