Matematika

Pertanyaan

(√5+3)(√5-√3) / √3+2

1 Jawaban

  • jawab

    (√5 + 3)(√5 - 3) / (√3 + 2) =
    =(5 -9)/(√3 + 2)
    = - 4/ √3 + 2

    = -4(√3 - 2)/ (√3 + 2)(√3 - 2)
    = - 4(√3 - 2)/ (3-4)
    = - 4(√3 - 2)/(-1)

    = 4 (√3 -  2)
    = 4√3  - 8

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