Ontbinden Versie 28-04-2024 11:20 Los elke vergelijking op. (Geef beide oplossingen als er twee zijn.) | ||
1 | \(\frac{1}{2}\left(3-x\right)=-8x+\frac{8}{3}\) | |
2 | \(36=\left(a-2\right)^{2}\) | |
3 | \(x^{2}-9x+20=0\) | |
4 | \(x^{2}+4x-21=0\) | |
5 | \(21z^{2}-18z=0\) | |
#202.57160v |
6 | \(x^{2}-13x+32=-5\left(x-4\right)\) | |
7 | \(-75+3t^{2}=0\) | |
8 | \(x^{2}+\frac{22}{3}x+\frac{35}{3}=0\) | |
9 | \(-2\left(7-x\right)\left(x+7\right)=-26\) | |
10 | \(\left(3a-4\right)\left(8a+3\right)=0\) | |
#202.57160a |
Antwoorden | ||
1 | \(x=\frac{7}{45}\) | |
2 | \(a=8\) of \(a=-4\) | |
3 | \(x=5\) of \(x=4\) | |
4 | \(x=3\) of \(x=-7\) | |
5 | \(z=0\) of \(z=\frac{6}{7}\) | |
6 | \(x=2\) of \(x=6\) | |
7 | \(t=5\) of \(t=-5\) | |
8 | \(x=-\frac{7}{3}\) of \(x=-5\) | |
9 | \(x=6\) of \(x=-6\) | |
10 | \(a=-\frac{3}{8}\) of \(a=\frac{4}{3}\) | |
#202.57160 |