Pertanyaan

Bilangan yang senilai dengan 7 − 3 7 adalah...... (UN 2016)

Bilangan yang senilai dengan $\frac{7}{7 - 3}$ adalah...... (UN 2016)

$fraction numerator 7 open parentheses square root of 7 plus square root of 3 close parentheses over denominator 4 end fraction$
$fraction numerator 7 open parentheses square root of 7 plus square root of 3 close parentheses over denominator 2 end fraction$
$fraction numerator 7 open parentheses square root of 7 plus square root of 3 close parentheses over denominator 10 end fraction$
$fraction numerator 7 open parentheses square root of 7 minus square root of 3 close parentheses over denominator 4 end fraction$

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W. Lestari

Master Teacher

Mahasiswa/Alumni Universitas Sriwijaya

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Pembahasan

$fraction numerator 7 over denominator square root of 7 minus square root of 3 end fraction space cross times space fraction numerator square root of 7 begin display style plus end style begin display style square root of 3 end style over denominator square root of 7 begin display style space end style begin display style plus end style begin display style space end style begin display style square root of 3 end style end fraction space equals space fraction numerator 7 open parentheses square root of 7 plus square root of 3 close parentheses over denominator 7 minus 3 end fraction space equals space fraction numerator 7 open parentheses square root of 7 plus square root of 3 close parentheses over denominator 4 end fraction$