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Schach [20]
3 years ago
8

If f(x) = x^2 + 1 and g(x) = 3x + 1, find 2f(1) + 3g(4)

Mathematics
2 answers:
Likurg_2 [28]3 years ago
8 0
\bf \begin{cases}
f(x) = x^2 + 1\\\\
g(x) = 3x + 1
\end{cases}\quad 
\begin{cases}
f(1)=\boxed{1}^2+1\to &\boxed{?}\\\\
g(4)=3(\boxed{4})+1\to &\boxed{?}
\end{cases}
\\\\\\
2f(1)=2\cdot \boxed{?}\qquad \qquad 3g(4)=3\cdot \boxed{?}
weeeeeb [17]3 years ago
3 0
2f(1)+3g(4)=43

2*(1^2+1)=4
3*(3(4)+1)=39

4+39=43 
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fiasKO [112]

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<h3>How many cubic feet of space are there in a subway car?</h3>

The shape of a subway car is in the form of a rectangular prism. In order to determine the cubic feet of space, the volume of the car has to be determined. The formula for the volume of a rectangular prism would be used.

Volume = width x height x length

12 x 51 x 8.5 = 5205

Here is the complete question:

The floor of an NYC subway car measures approximately 51 feet by 8.5 feet. The height of the NYC subway car measures approximately 12 feet. How many cubic feet of space are there in a subway car?

To learn more about the volume of a cuboid, please check: brainly.com/question/26406747

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3 years ago
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Step-by-step explanation:

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3 years ago
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Answer:

Step-by-step explanation:

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