Wiskunde Multiple Choice Vraag uit Gricha's Wiskundige Vragenbank

Welke gelijkheid is correct ?
A. $https://latex.codecogs.com/png.image?\dpi{144}\sqrt 1 + \sqrt 1 + \sqrt 1 = \sqrt 1 \cdot \sqrt 1 \cdot \sqrt 1$
B. $https://latex.codecogs.com/png.image?\dpi{110}\sqrt 3 + \sqrt 3 + \sqrt 3 = \sqrt 3 \cdot \sqrt 3 \cdot \sqrt 3$
C. $https://latex.codecogs.com/png.image?\dpi{144}\sqrt 5 + \sqrt 5 + \sqrt 5 = \sqrt 5 \cdot \sqrt 5 \cdot \sqrt 5$
D. $https://latex.codecogs.com/png.image?\dpi{144}\sqrt 7 + \sqrt 7 + \sqrt 7 = \sqrt 7 \cdot \sqrt 7 \cdot \sqrt 7$
E. $https://latex.codecogs.com/png.image?\dpi{144}\sqrt 9 + \sqrt 9 + \sqrt 9 = \sqrt 9 \cdot \sqrt 9 \cdot \sqrt 9$
F. geen van de vorige

Welke gelijkheid is correct ?

A. $https://latex.codecogs.com/png.image?\dpi{144}\sqrt 1 + \sqrt 1 + \sqrt 1 = \sqrt 1 \cdot \sqrt 1 \cdot \sqrt 1$

B. $https://latex.codecogs.com/png.image?\dpi{110}\sqrt 3 + \sqrt 3 + \sqrt 3 = \sqrt 3 \cdot \sqrt 3 \cdot \sqrt 3$

C. $https://latex.codecogs.com/png.image?\dpi{144}\sqrt 5 + \sqrt 5 + \sqrt 5 = \sqrt 5 \cdot \sqrt 5 \cdot \sqrt 5$

D. $https://latex.codecogs.com/png.image?\dpi{144}\sqrt 7 + \sqrt 7 + \sqrt 7 = \sqrt 7 \cdot \sqrt 7 \cdot \sqrt 7$

E. $https://latex.codecogs.com/png.image?\dpi{144}\sqrt 9 + \sqrt 9 + \sqrt 9 = \sqrt 9 \cdot \sqrt 9 \cdot \sqrt 9$

F. geen van de vorige

Which equality is correct ?
A. $https://latex.codecogs.com/png.image?\dpi{111}\sqrt 1 + \sqrt 1 + \sqrt 1 = \sqrt 1 \cdot \sqrt 1 \cdot \sqrt 1$
B. $https://latex.codecogs.com/png.image?\dpi{111}\sqrt 3 + \sqrt 3 + \sqrt 3 = \sqrt 3 \cdot \sqrt 3 \cdot \sqrt 3$
C. $https://latex.codecogs.com/png.image?\dpi{111}\sqrt 5 + \sqrt 5 + \sqrt 5 = \sqrt 5 \cdot \sqrt 5 \cdot \sqrt 5$
D. $https://latex.codecogs.com/png.image?\dpi{111}\sqrt 7 + \sqrt 7 + \sqrt 7 = \sqrt 7 \cdot \sqrt 7 \cdot \sqrt 7$
E. $https://latex.codecogs.com/png.image?\dpi{111}\sqrt 9 + \sqrt 9 + \sqrt 9 = \sqrt 9 \cdot \sqrt 9 \cdot \sqrt 9$
F. none of thesee