| Quiz | Surds part 4 - expanding brackets |
|---|---|
| Name | |
| Result | FAILED |
| Score | 6 / 8 (75%) |
| Passing score | 6.4 |
| Quiz took | 5 min 05 sec |
| Quiz finished at | 2022-05-22 12:28:45 |
Expand \left(\sqrt{x}+\sqrt{y}\right)\left(\sqrt{x}-\sqrt{y}\right)
Expand \left(2+\sqrt{3}\right)\left(2-\sqrt{3}\right)
Expand \left(2+\sqrt{5}\right)\left(1-\sqrt{5}\right)
Expand \left(3-\sqrt{2}{\right)}^{2}
Expand \left(\sqrt{3}+5{\right)}^{2}
Expand \left(2+\sqrt{3}{\right)}^{2}-\left(2-\sqrt{3}{\right)}^{2}
Expand \left(\sqrt{3}+5\right)\left(\sqrt{3}+7\right)
Expand \left(2x-\sqrt{y}{\right)}^{2}