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Nookie1986 [14]
3 years ago
10

18,12,8,.. Find the 10th term

Mathematics
1 answer:
Leya [2.2K]3 years ago
7 0

Answer:

0.46822130

Explanation:

The sequence is:  a_{n} =\frac{18 *2^{n-1} }{3^{n-1} }, where n = term wanted

a_{10} =0.46822130

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Answer:

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3 years ago
a pitcher of fruit punch holds 2 gallons if 9 people share the entire pitcher equally how much punch does each person get
katrin2010 [14]
2×9= 18

18÷9= 2

Answer: 2 cups of fruit punch.

----------

Explanation: so, you divide. why do I know this? because it doesn't say "times," (multiplication word) "more than," (addition word) "less than/ left over." (subtraction word) so what your looking for is "equally," and "each."

So, can you do 2÷9? no, you cant. so you have to multiply 2×9 to get the answer. and what's the answer? 18!

so, now, can you divide 18÷9? yes!! why? because you can only divide big numbers like 18. and you can't divide small numbers like 2 or 9. do you get what I'm saying?

so, what's 18÷9? 2!!


I hope this helps! :) if you still don't understand it just please let me know :)

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3 years ago
Let x1 = 12, y1 = 15, and y2 = 3. Let y vary inversely with x. Find x2.
vladimir1956 [14]

Answer:

x2 = 60

Step-by-step explanation:

If the variables x and y are inversely proportional, the product x * y is a constant.

So using x1 and y1 we can find the value of this constant:

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x2 * y2 = k

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x2 = 180 / 3 = 60

So the value of x2 is 60.

3 0
3 years ago
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