Y=9(x^2+3x-x-3)
y=9(x^2+2x-3)
y=9x^2+18x-27
It is 1.75 pounds. 16 ounces is equal to 1 pound.
Answer:
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Step-by-step explanation:
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Answer: 0.3413
Step-by-step explanation:
Given: an American household generates an average of 28 pounds of newspaper for garbage or recycling. Assume the standard deviation is 2 pounds.
Let .
Let x be the random variable that denotes the amount of newspaper for garbage generated by each household each month.
If the data conforms to a normal distribution and a household is selected at random, the probability of its generating between 28 and 30 pounds per month is about
Hence, the required probability is 0.3413.