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borishaifa [10]
3 years ago
7

The energy usages per day (in kilowatt-hours) of houses on Hamlet Avenue are listed below. \qquad 30, 23, 38, 36, 3330,23,38,36,

3330, comma, 23, comma, 38, comma, 36, comma, 33 Find the mean energy usage per day
Mathematics
1 answer:
Bogdan [553]3 years ago
3 0

Answer:

32 kilowatt-hours.

Step-by-step explanation:

The energy usages per day (in kilowatt-hours) of houses on Hamlet Avenue are listed below:

30, 23, 38, 36, 33.

Therefore, the mean energy usage per day of the houses of Hamlet Avenue will be

= \frac{30 + 23 + 38 + 36 + 33}{5}

= 32 kilowatt-hours.

The mean of n numbers is given by, \frac{\textrm {Sum of all the n numbers}}{n}. (Answer)

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Answer:

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\sf (-3, \infty)

Step-by-step explanation:

Domain: input values (x-values)

Monotonic increasing:  always increasing.  
A function is increasing when its graph rises from left to right.

The graph of a quadratic function is a parabola.  If the leading term is positive, the parabola opens upwards.  The domain over which the function is increasing for a parabola that opens upwards is values greater than the x-value of the vertex.

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\textsf{x-value of vertex}=\sf -\dfrac{b}{2a}

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Hope this helps :)
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