101 Brilliant Things For Kids to do With Science

101 Brilliant Things For Kids to do With Science

Matematika (akar 5 + akar 6) (akar 5 + 3 akar 3) ​

(akar 5 + akar 6) (akar 5 + 3 akar 3) ​

Penyelesaian :

[tex]( \sqrt{5} + \sqrt{6} )( \sqrt{5} + 3\sqrt{3} ) \\ \\ = \sqrt{25} + 3\sqrt{15} + \sqrt{30} + 3\sqrt{18} \\ \\ \blue{= 5 + 3\sqrt{15} + \sqrt{30} + 9\sqrt{2} }[/tex]

Penjelasan dengan langkah-langkah:

= (√5 + √6)(√5 + 3√3)

= √25 + 3√15 + √30 + 3√18

= 5 + 3√15 + √30 + 3√9.2

= 5 + 3√15 + √30 + 3.3√2

= 5 + 3√15 + √30 + 9√2

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