Right answer to theese three questions

If x = 12 and y = 3, what is the value of x - y 2? 81 6 3 18

Complete the standard form of the equation that represents the quadratic relationship displayed above, where a, b, and c are rational numbers.

Acompany produces packets of soap powder labeled “giant size 32 ounces.” the actual weight of soap powder in such a box has a normal distribution with a mean of 33 oz and a standard deviation of 0.7 oz. to avoid having dissatisfied customers, the company says a box of soap is considered underweight if it weighs less than 32 oz. to avoid losing money, it labels the top 5% (the heaviest 5%) overweight. how heavy does a box have to be for it to be labeled overweight?