Topic
Q:
12 Resolver las siguientes operaciones combinadas.
\( \begin{array}{ll}\text { a) } \sqrt{\frac{18}{4}}+2 \sqrt{\frac{8}{9}}+\sqrt{32}-\frac{1}{\sqrt{2}+1}= & \text { i) }\left(\sqrt{8} \cdot \sqrt[5]{2^{2}}\right)^{\frac{1}{4}}= \\ \text { b) } 4 \sqrt{\frac{25}{112}}+\frac{2}{3} \sqrt{\frac{81}{28}}-2 \sqrt{\frac{36}{175}}+4 \sqrt{\frac{4}{63}}= & \text { j) } \sqrt[4]{4}+\sqrt[6]{8}+\sqrt[2]{64}=\end{array} \)
Q:
Add or subtract the following radical expressions as
indicated and simplify the result.
\[ \sqrt{75}+\sqrt{12} \]
\( \sqrt{75}+\sqrt{12}=\square \)
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Q:
Simplify \( \sqrt{180} \)
For \( 2 \sqrt{3} \), type in 2sqrt(3)
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Q:
4. Relativi, ma in ordine
Disegna una retta orientata e, dopo aver fissato
un'unità di misura, rappresenta su di essa
i seguenti numeri relativi.
+7 - \( -11 \cdot-3 \cdot+4 \)
\( +12 \cdot-5 \cdot+10 \cdot+14 \)
\( -8 \cdot-13 \cdot+2 \cdot-1 \)
Q:
3. Scrieti ca înmulțire repetată:
\( \begin{array}{llllll}\text { a) } 2^{5} & \text { b) } 3^{3} & \text { c) } 12^{3} & \text { d) } 5^{4} & \text { e) } 7^{6} & \text { f) } 8^{4} \\ 10^{5} & \text { g) } 11^{3}\end{array} \)
Q:
(40) Fill in the blank:
\( 4+\ldots=13 \)
Q:
1. \( \sqrt{45}-\sqrt{27}-\sqrt{20} \)
Q:
a. \( \frac{8}{15} \cdot\left(\frac{1}{2}\right)^{-1}+\frac{5}{3} \cdot \sqrt{\frac{23 \cdot 2}{4}}-\frac{2}{5}= \)
Q:
ionalizar: \( \frac{20}{\sqrt{2}+\sqrt{5}+\sqrt{7}} \)
Q:
Calculate the slope for the line given by the points \((-1, -4)\) and \((4, 2)\).
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