sederhanakan 2√50+3√18-4√8

2√50+3√18- 4√8
=2√(25×2)+3√(9×2)-4√(4×2)
= (2×5)√2+(3×3)√2-(4×2)√2
= 10√2 + 9√2- 8√2
= 11√2

2√50+3√18-4√8
= 2√25.2 + 3√9.2 - 4√4.2
= 2.5√2+3.3√2-4.2√2
= 10√2+9√2-8√2
= 11√2