1. A group of tourists is viewing a U. S national park. Their tour bus starts its journey at the elevation of 138 feet below sea level. The bus
stops for a short break after ascending 470 feet in elevation. What is
the new elevation of the tour bus relative to the sea level?

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

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?

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