| Links ordered by themes: |
| fraction geometry equations arithmetic operation trigonometry accessories |
| themes class 9 |
| square |
| extract roots |
| Pythagoras, theorem of side and height |
| quadratic equations |
| simplify terms |
| system of equations |
| root-terms |
| radical equation |
| fractional equation |
| exempt equations |
| You can solve radical equations , while you first put the root alone, then square the whole equation und solve the following equation afterwards. The solutions of the equations need not be the solutions of the radical equations; that is why a check with these solutions must be necessary. | |
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http://www.mathepower.com | |