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larisa86 [58]
3 years ago
10

F(x) = 7x + 9, g(x) = 4x - 1; Find (fºg)(x).

Mathematics
1 answer:
Oxana [17]3 years ago
8 0

Answer: (fºg)(x) = 28x + 2

(Step-by-step explanation:

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The diagram shows corresponding lengths in two similar figures. Find the ratio of the areas of the two figures.
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Let’s say Reena and Greg each work for 20 minutes making envelopes. Who will have more envelopes to sell in the flea market? Wha
Veronika [31]

Answer:

The slope of f(x) is greater than g(x). In fact, it is double the slope of g(x). This means Reena can make envelopes two times as fast as Greg. But the y-intercept of g(x) is greater than f(x), meaning at 0 minutes, Greg starts with more envelopes than Reena. If they work for 20 minutes, Greg will have 10 more envelopes than Reena. But if they work longer than 30 minutes, Reena will have a larger stock of envelopes than Greg.

Step-by-step explanation:

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2 years ago
Find the solution of the system of equations.
avanturin [10]

Answer:

3

Step-by-step explanation:

The number is 3.

Step-by-step explanation:

Finding the Number

To find the number, we have to translate the problem above to an algebraic equation. The algebraic equation refers to the statement of the equality of two algebraic expressions.

Equation:

Let "x" be the number.

4 is divided by a number - 4/x

3 divided by the number decreased by 2 - 3/x-2

"4 is divided by a number is equal to 3 divided by the number decreased by 2"

4/x = 3/x-2

Solution:

Cross multiply.

4/x = 3/x-2

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- x/- 1 = - 8/- 1

x = 8

Final Answer:

8

Checking:

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7 0
3 years ago
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