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coldgirl [10]
3 years ago
6

Suppose you make coffee and it starts off just too hot to drink, so you put it in the refrigerator temporarily to cool it off. I

f the original temperature is 190 degrees Fahrenheit and the refrigerator is 36 degrees Fahrenheit, what will the temperature of the coffee be after 3 minutes? (k = 0.12)
Mathematics
1 answer:
Alex3 years ago
5 0

Answer:

Step-by-step explanation:

f(x)= 36( 1 - 0.12)^x. F(x)= 36(0.88)^3. f(x)= 95.04    190-95.05 = 94.95 degree.

Because the temperature is going down, we will use (1-0.12) instead of (1+0.12). X=3 because it is what temperature after 3 min. x= time.

I don't understand the question that well, but please don't report me. I will fix it if I can.

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The graph of a proportional relationship passes through (12,16) and (1,y). find y​
anastassius [24]

Answer:

4/3

Step-by-step explanation:

A proportional relationship is a relationship that crosses through the origin or (0,0). This means the slope of the line can be found by subtracting the points (12,16) and (0,0) in the slope formula.

m = \frac{y_2-y_1}{x_2-x_1} =\frac{16-0}{12-0}= \frac{16}{12}=\frac{4}{3}

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galina1969 [7]

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3 years ago
a honda element with a dealer invoice price is $19,700 was retail price at $23,000. How much is the approximate percent markup b
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4 years ago
For 5he scatter plot given, determine whether an exponential function, a logarithmic function or a linear function is the best c
Zigmanuir [339]

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7 0
2 years ago
I will give brainliest + 50pts
nata0808 [166]

Answer:

During halftime of a basketball ​game, a sling shot launches​ T-shirts at the crowd. A​ T-shirt is launched with an initial upward velocity of 78 feet per second. The hight of the t-shirt (h) in feet after t seconds is given by the function h=-16t^2+78t+5. How long will it take the​ T-shirt to reach its maximum​ height? What is the maximum​ height? What is its maximum height?

Step-by-step explanation:

cool

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