akar 18+2akar32 -akar 50

√18 + 2√32 - √50
√(9 x 2) + 2√(16 x 2) - √(25 x 2)
3√2 + 8√2 - 5√2
6√2

#semoga membantu

[tex] \sqrt{18} + \sqrt[2]{32} - \sqrt{50} \\ = 4 \frac{2}{9} + 5 \frac{7}{11} - 7 \frac{1}{15} \\ = \frac{38}{9} + \frac{62}{11} - \frac{106}{15} \\ = \frac{1382}{495} [/tex]