Can someone help plz

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

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?

John has 1/2 pound of oranges to share with julie. if they share the oranges equally, how much will each of them have?