An airplane leaves an airport and flies due west 150 miles and then 220 miles in the direction s 69.83 degrees w. how far is the plane from the airport at this time?

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?

Which graph has a rate of change of zero

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