Tema
Q:
entify if the given ratios form a PROPORTION or NO
ite " = " if it is proportion and " \( \neq \) " if not.
\( \begin{array}{ll}\text { 1.) } \frac{6}{15} \square \frac{10}{25} & \text { 3.) } 9: 12 \square \\ \text { 2.) } \frac{5}{12} \square \frac{7}{18} & \text { 4.) } 3: 9 \\ \text { 5.) } 21: 7 \square 11: 23\end{array} \)
Q:
\( \begin{array}{ll}\text { 11. } \sqrt{(-5)^{2}} & \text { 12. } \sqrt{-5^{2}} \\ \text { 13. } \sqrt{0.36} & \text { 14. }-\sqrt{\frac{4}{9}} \\ \text { 15. } \sqrt[3]{-8} & \text { 16. }-\sqrt[3]{27} \\ \text { 17. } \sqrt[3]{0.064} & \text { 18. } \sqrt[5]{32}\end{array} \)
Q:
6. \( \sqrt[3]{-222} \)
Q:
It 1 of 2
Write a formula for the general term or nth term for the sequence. Then find the indicated term.
\( -12,36,-108,324,-972, \ldots ; a_{9} \)
Q:
Find the indicated partial sum for the sequence with the given general term.
\( S_{10}, a_{n}=3 n+8 \)
Q:
Write a formula for the general term or nth term for the sequence. Then find the indicated term.
\( -1,1,3,5,7, \ldots ; a_{12} \)
Q:
Write the first four terms of the recursive sequence.
\[ a_{1}=-5, a_{n}=n-a_{n-1} \text { for } n \geq 2 \]
Q:
Find the slope, if it exists, of the line containing the pair of points.
\[ (-9,-12) \text { and }(-14,-15) \]
Select the correct choice below and, if necessary, fill in the answer box to
complete your choice.
A. The slope is \( \square \). (Type an integer or a simplified fraction.)
B. The slope is undefined.
Q:
Simpify:
\( \frac{2 \sqrt{125}+\sqrt{175}}{5 \sqrt{20}} \)
Q:
Divide the following expression
\( \frac{\sqrt{42}}{\sqrt{7}} \)
Pon a prueba tus conocimientos sobre Preálgebra!
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