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ohaa [14]
3 years ago
5

What is the answer to this question

Mathematics
1 answer:
Svetllana [295]3 years ago
3 0

Answer:

19

Step-by-step explanation:

when you multiply 19 by itself you get 361

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Rewrite the expression with rational exponents as a radical expression. 7 times x to the two thirds power
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Answer:

(7x)^{\frac{2}{3}}=\sqrt[3]{49x^{2} }

Step-by-step explanation:

We have been given the expression;

7 times x to the two thirds power which can be written mathematically as;

(7x)^{\frac{2}{3}}

To express the above expression as a radical, we need to recall that;

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

Therefore;

(7x)^{\frac{2}{3}}=\sqrt[3]{(7x)^{2} }\\\\=\sqrt[3]{49x^{2} }

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