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Rus_ich [418]
3 years ago
12

Please answer correctly while showing detailed working ​

Mathematics
2 answers:
igomit [66]3 years ago
7 0

Answer:

243

Step-by-step explanation:

its all about laws of exponent

pls open the pic for ur answer

i hope it may have helped u

Semenov [28]3 years ago
5 0

Answer:

243

Step-by-step explanation:

Given:

27 ^{\frac{2}{3}} \div 27^{\frac{1}{3}} \times 27^{\frac{4}{3}}\\

Recall:

a^{\frac{m}{n}} = (\sqrt[n]{a})^m

a^{\frac{1}{n}} = \sqrt[n]{a}

Solution:

27 ^{\frac{2}{3}} \div 27^{\frac{1}{3}} \times 27^{\frac{4}{3}}\\ (\sqrt[3]{27})^2 \div \sqrt[3]{27} \times (\sqrt[3]{27})^4 \\ 3^2 \div 3 \times 3^4 \\ 9 \div 3 \times 81 \\ 3 \times 81 \\ 243

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Nadusha1986 [10]

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Step-by-step explanation:

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8 0
3 years ago
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Arada [10]

Answer: 47°C

Step-by-step explanation:

Since we are given the velocity, all we have to do is plug in 358 for v and solve for t.

358=20\sqrt{273+t}                    [divide both sides by 20]

17.9=\sqrt{273+t}                        [square both sides to cancel out square root]

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Now that we know the temperature is 47.41°C, we know our answer choice is D.

8 0
3 years ago
What is the equation of the line that is parallel to the given
andre [41]

Answer:

To develop a molecular clock, you need to find which of the following?

a sequence of molecules

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Step-by-step explanation:

To develop a molecular clock, you need to find which of the following?

a sequence of molecules

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3 0
4 years ago
How to write y-2=-1/3 (x+6) in standard form and why PLZ HELP
stich3 [128]

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Simply move -2 to another side.

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Distribute -1/3 in (x+6)

y=-\frac{x}{3}        ---> Answer

8 0
3 years ago
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Vanyuwa [196]

Answer: The answer is 480

Step-by-step explanation: I got this because i divided 3600 by 7.5 and got 480 so im guessing the plane travels 480 miles in a hour.

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4 years ago
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