Matematika

Pertanyaan

-18,-12,-6 A= B= UN=

2 Jawaban

  • u1 = A
    U1 = -18
    u2 = -12
    b = u2-u1
    = -12-(-18)
    = 6
    un = a+(n-1)b
    un= -18+(n-1)6
    un= -18+6n-6
    un= 6n-24
    maaf kalo salah
  • a= -18
    b= 6

    Un= -18 + (n -1) 6
    Un= -18 +6n -6
    Un= 6n -24

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