Pertanyaan

Bentuk rasional dari 5 − 3 6 adalah….

Bentuk rasional dari $\frac{6}{5 - 3}$ adalah….

Ikuti Tryout SNBT & Menangkan E-Wallet 100rb

Habis dalam

Klaim

S. Dwi

Master Teacher

Jawaban terverifikasi

Pembahasan

Ingat: Maka:

Ingat:

open parentheses a plus b close parentheses open parentheses a minus b close parentheses equals a squared minus b squared

Maka:

$fraction numerator 6 over denominator square root of 5 minus square root of 3 end fraction equals fraction numerator 6 over denominator square root of 5 minus square root of 3 end fraction cross times fraction numerator square root of 5 plus square root of 3 over denominator square root of 5 plus square root of 3 end fraction equals fraction numerator 6 open parentheses square root of 5 plus square root of 3 close parentheses over denominator open parentheses square root of 5 close parentheses squared minus open parentheses square root of 3 close parentheses squared end fraction equals fraction numerator 6 open parentheses square root of 5 plus square root of 3 close parentheses over denominator 5 minus 3 end fraction equals fraction numerator 6 open parentheses square root of 5 plus square root of 3 close parentheses over denominator 2 end fraction equals 3 open parentheses square root of 5 plus square root of 3 close parentheses equals 3 square root of 5 plus 3 square root of 3$