Matematika

Pertanyaan

√45-3√20+4√5
ini hasil nya brp tolong bantu

1 Jawaban

  • V45 - 3V20 + 4V5
    = V(9 × 5) - 3V(4 × 5) + 4V5
    = 3V5 - (3 × 2)V5 + 4V5
    = 3V5 - 6V5 + 4V5
    = (3 - 6 + 4)V5
    = 1V5
    = V5

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