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Marianna [84]
3 years ago
14

Simplify the expression. Write the answer using scientific notation. (9x10^2)(2x10^10)

Mathematics
1 answer:
Andrews [41]3 years ago
7 0
(9 x 10^2)(2 x 10^10)
(9 x 100)(2 x 10,000,000,000)
(900)20,000,000,000) = 1.8e +13

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Answer:

180

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Can someone help me with this question?????????
pishuonlain [190]
Area of the circle can be calculated using the following rule:
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area = pi * (27)^2 = 2290.221044 square units ....> II

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For the fourth circle:
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hope this helps :)
4 0
3 years ago
Given the sequence <img src="https://tex.z-dn.net/?f=a_%7Bn%7D%3D%5Cfrac%7Bn%7D%7B%28n%2B1%29%7D" id="TexFormula1" title="a_{n}=
WITCHER [35]

Hey!

So here, what we need to do is plug in 100 for n

a_n = \frac{100}{100+1}=\frac{100}{101}

So 100/101 is our answer

Let me know if something doesn't make sense! :)

3 0
4 years ago
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