Please Help! If (3x+5)^2=ax^2+bx+c, what is the value of a+b+c?

Peaches cost $4.29 per pound. find the cost of two and a quarter pounds of peaches.

The distributive property allows you to say that 3(x − 1) = 3x −

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?