bentuk sederhana dari(1+3akar2)-(4-akar 50)adalah

Bab Bilangan Irrasional
Matematika SMP KelasIX

(1 + 3√2) - (4 - √50)
= 1 + 3√2 - 4 + √(25 x 2)
= -3 + 3√2 + 5√2
= -3 + 8√2

(1 + 3√2) - (4 - √50)
= 1 + 3√2 - 4 + √50
= 1 - 4 + 3√2 + √(25×2)
= -3 + 3√2 + 5√2
= -3 + 8√2
= 8√2 - 3