Bantuin Gan beserta carannya

2)

4√3 + 10√3 - 6√3
=(4+10-6)√3
=8√3

maav cuma itu karena yang lain kurang jelas ...maav ya

[tex]1.\frac {a^{10}.b^{4}}{a^{2}.b^{2}} \\ =a^{8}.b^{2}\\ \\ 2.4\sqrt{3}+10\sqrt{3}-6\sqrt{3}\\ =8\sqrt{3}\\ 3.\frac {5}{\sqrt{5}}\\ =\frac {5\times \sqrt{5}}{\sqrt{5}\times\sqrt{5}}\\ =\frac {5\times\sqrt{5}}{5}\\ =\sqrt{5}\\ \\ 4.3x+2y=7\\ 5x+y=0\\ \\ \\ \\ 3x+2y=7\\ 10x+2y=0\\ -7x=7\\ x=-1\\ y=-5x\\ y=-5\times (-1)\\ y=5\\ \\ 5.5x+4y=345.000\\ \\ \\ 2x=3y\\ y=\frac {2}{3}x\\ 5x+4\times (\frac {2}{3}x)=345.000\\ 5x+\frac {8}{3}x=345.000\\ 15x+8x=1.053.000\\ 23x=1.035.000\\ x=\frac {1.035.000}{23} \\ x=45.000[/tex]