You want to start a summer business to earn money. what will
you do? you have to consider how much money you can afford
to invest in this business, how much it will cost you to make each
item, and how much you’re going to charge for each item.
research something that would be reasonable to make and sell
with the start- up investment you have determined.
a. what is the total amount of money you are willing to invest

What are the constants in this expression? -10.6+9/10+2/5m-2.4n+3m

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

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?