The regular price of a smart phone is represented by x. when an upgraded phone is released, the new price is 25% more than the older model. the upgraded phone's price can be represented by which expression?

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?

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12

How many 3/8s are in 6 plz someone tell me now