Question

Rasionalkan Penyebut dri 1+Akar2/1-akar2



TOLONG YA

Answer 1

Verified answer

Kelas 9 Matematika
Bab Akar dan Pangkat

(1 + √2)/(1 - √2)
= (1 + √2)/(1 - √2) . (1 + √2)/(1 + √2)
= (1 + √2 + √2 + √2²)/(1² - √2²)
= (1 + 2√2 + 2)/(1 - 2)
= (2√2 + 3)/(-1)
= -2√2 - 3

Answer 2

Verified answer

1 + √ 2 / 1 - √2
1+√2/1-√2 × 1+√2/1+√2
1+√2×1+√2 / 1-√2×1+√2
1+√2+√2+√2^2 / 1^2 - √2^2
1 + 2√2 + 2 / 1 - 2
2√2 + 2+1 / 1 - 2
2√2+3/-1
-2√2-3