WILL GIVE BRAINLEIST The table shows an estimate of the average hourly emissions of sulfur dioxide, SO2, in pounds per megawatt-
hour (In/MWh) from a power plant during the month of January, where 1 represents the hour from 12:00 a.m. to 1-00a.m., and so on. If a statistician decides to use a parabola to model the data, which is the best model?
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ANSWER
The value of the expression is
EXPLANATION
Method 1: Rewrite as product of
The expression given to us is,
We use the fact that
to simplify the above expression.
This implies,
We substitute to obtain,
Method 2: Use indices to solve.
This implies that,
The value of the expression is
EXPLANATION
Method 1: Rewrite as product of
The expression given to us is,
We use the fact that
to simplify the above expression.
This implies,
We substitute to obtain,
Method 2: Use indices to solve.
This implies that,