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svet-max [94.6K]
3 years ago
11

The temperatures t, in burrtown starts at 32F asset midnight, when h=0. For the next few hours, the teampature drops 2 degrees e

very hour. Which equation represents the temperature ,t, at your h?
Mathematics
1 answer:
defon3 years ago
8 0
For this case, the first thing we must do is define variables.
 We have then:
 h: number of hours
 t: temperature
 We now write the equation that represents the problem.
 We have then:
 t (h) = -2h + 32
 We note that for h = 0
 t (0) = -2 (0) + 32
 t (0) = 32
 Answer:
 
An equation that represents the temperature, t, at your h is:
 
t (h) = -2h + 32
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Answer:

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Step-by-step explanation:

The missing values can be found with the help of the Law of Cosine and properties of triangles:

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b = \sqrt{a^{2}+c^{2}-2\cdot a \cdot c \cdot \cos B}

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Angle A (Law of Cosine)

\cos A = -\frac{a^{2} - b^{2}-c^{2}}{2\cdot b \cdot c}

\cos A = - \frac{16^{2}-15.022^{2}-12^{2}}{2\cdot (15.022)\cdot (12)}

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A \approx 71.639^{\circ}

Angle C (Sum of internal angles in triangles)

C = 180^{\circ} - 63^{\circ} - 71.639^{\circ}

C = 45.361^{\circ}

Hence, the right answer is B.

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