≠ 3B is correct (zoals 2x − x = x)
C =
(zoals ½a + ½a = a)D =
(zoals 7n − n = 6n)E = 2 −
≠ | Welke gelijkheid is correct ? |
|---|
| A. \(\boldsymbol{5\sqrt{2}-2\sqrt{2}=3}\) |
| B. \(\boldsymbol{2\sqrt{2}-\sqrt{2}=\sqrt 2 }\) |
| C. \(\boldsymbol{\frac {\sqrt 2} {2}+\frac {\sqrt 2} {2}=1 }\) |
| D. \(\boldsymbol{7\sqrt{3}-\sqrt{3}=7}\) |
| E. \(\boldsymbol{\sqrt{4}-\sqrt{2}=\sqrt 2 }\) |
[ 3-0079 - op net sinds 18.11.12-(E)-9.11.2023 ]
| Which equality is correct ? |
|---|
| A. \(\boldsymbol{5\sqrt{2}-2\sqrt{2}=3}\) |
| B. \(\boldsymbol{2\sqrt{2}-\sqrt{2}=\sqrt 2 }\) |
| C. \(\boldsymbol{\frac {\sqrt 2} {2}+\frac {\sqrt 2} {2}=1 }\) |
| D. \(\boldsymbol{7\sqrt{3}-\sqrt{3}=7}\) |
| E. \(\boldsymbol{\sqrt{4}-\sqrt{2}=\sqrt 2 }\) |
≠ 3 (zoals ½a + ½a = a) (zoals 7n − n = 6n) ≠ 