Answer:
f'(x) = 2x +
Step-by-step explanation:
differentiate using the power rule
( a
) = na
Given
f(x) = x² - + 9 = x² - 4
+ 9 , then
f'(x) = 2x + 12 = 2x +
Please help! Will give points!! -Which Function is Exponential?
1 answer:
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Answer: 1022.75 kWh.
Step-by-step explanation:
Given: In one region, the September energy consumption levels for single-family homes are found to be normally distributed with a mean of 1050 kWh and a standard deviation of 218 kWh.
i.e. and
Let X denote energy consumption levels for random single-family homes and x be the energy consumption level for the 45th percentile.
Then,
From z-table,
Also,
Hence, the energy consumption level for the 45th percentile is 1022.75 kWh.