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AlekseyPX
4 years ago
5

What is the denominator of the simplified expression?(2n/6n+4)(3n+2/3n-2)

Mathematics
2 answers:
Sedbober [7]4 years ago
7 0

Answer:

The denominator of the simplified expression is 3 n - 2

Step-by-step explanation:

Given expression as :

(\dfrac{\textrm 2n}{\textrm 6n+4} ) × (\dfrac{\textrm 3 n + 2}{\textrm 3 n - 2} )

or, \dfrac{\textrm 6n^{2}+4n }{\textrm 18n^{2}-12 n +12 n -8 }

Or, \dfrac{\textrm 6n^{2} + 4n }{18n^{2}-8 }

or,  \dfrac{\textrm 3n^{2} + 2n }{9n^{2}-4 }

Or, \dfrac{3n^{2}+2n }{(3n+2)(3n-2)}

Or,  \dfrac{n (3n + 2) }{(3n+2)(3n-2)}

∴ \dfrac{n}{3 n - 2}

Hence The denominator of the simplified expression is 3 n - 2  Answer

Anon25 [30]4 years ago
7 0

Answer: The correct answer is 3n-2

Step-by-step explanation:

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Answer:

Step-by-step explanation:

The northbound car has traveled a distance of 6.2 miles.

Step-by-step explanation:

Step 1:

The eastbound car has traveled a distance of 5 miles and if a straight line is drawn between the two car's positions it would measure 8 miles.

This forms a triangle which has a hypotenuse measuring 8 miles while one of the other sides measures 5 miles.

Assume the distance traveled by the northbound car is x miles.

Step 2:

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Answer:See below

Step-by-step explanation:

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3 years ago
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Which recursive formula correctly models the values shown in the table?
Vedmedyk [2.9K]

The right answers are

1. C, 1

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4. D, an + 2/3 x (1/2)^n-1

5. D, an+1 = an x (-2), a1 = 5

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3 years ago
Choose the student with the correct answer. Pls Help ;-;
Dafna11 [192]

Answer:

Frida

Step-by-step explanation:

y = 1000(2)^x

Mrs. Smith is saying that the number of termites will double each week, and Mr. Smith is saying that the number of termites will increase by 100% each week.

Let's just look at (2)^x. If we substitute numbers for x, we get:

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We can see that the output number doubles by 2, or in other words, increases by 100% of its value.

Therefore, Frida is correct in thinking that both Mr. and Mrs. Smith's interpretations are correct.

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