sederhanakan (2√5 - 3√3) (2√5 +3√3)
Matematika
fadillahazzahra141
Pertanyaan
sederhanakan
(2√5 - 3√3) (2√5 +3√3)
(2√5 - 3√3) (2√5 +3√3)
1 Jawaban
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1. Jawaban Faizafrian
(2√5-3√3)(2√5+3√3) = (2√5x2√5) + (2√5x3√3) + (-3√3x2√5) + (-3√3x3√3) = 20 + 6√15 + (-6√15) + (-27) = -7