bantu merasionalkan dong. kisi2 Uts bsk nih
Matematika
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Pertanyaan
bantu merasionalkan dong. kisi2 Uts bsk nih
1 Jawaban
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1. Jawaban kautsarmus
√2 ÷ (3√2 - √14)
= √2 (3√2 + √14) ÷ (3√2 - √14) (3√2 + √14)
=(6+√28) ÷ (18-14)
=(6+√28) ÷ 4
=(6+√4√7) ÷ 4
=(6+2√7) ÷ 4
=(3+√7) ÷ 2