180 Days of Spelling and Word Study: Grade 5 - Daily Spelling Workbook for Classroom and Home, C

180 Days of Spelling and Word Study: Grade 5 - Daily Spelling Workbook for Classroom and Home, C

Matematika bentuk sederhana dari (3√6-2√5)(2√5+3√6) adalah​

bentuk sederhana dari (3√6-2√5)(2√5+3√6) adalah​

Jawaban:

34

Penjelasan dengan langkah-langkah:

[tex](3 \sqrt{6} - 2\sqrt{5} )(2 \sqrt{5} + 3 \sqrt{6} ) \\ = (3 \sqrt{6} - 2 \sqrt{5} )(3 \sqrt{6} + 2 \sqrt{5} ) \\ = (3 \sqrt{6} ) {}^{2} - (2 \sqrt{5} ) {}^{2} \\ = 3 { }^{2} \sqrt{6} {}^{2} - {2}^{2} \sqrt{5} {}^{2} \\ = 9(6) - 4(5) \\ = 54 - 20 \\ = 34[/tex]

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