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Tolong bantu no7,8,9 ya (pake cara)
Tolong bantu no7,8,9 ya (pake cara)

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  • 8. t = s/v
    = 165/330 = 0,5
    9. S = 8
    s' = m × s
    = 1,5 × 8 = 12
    1/f = 1/8 + 1/12 = 5/24
    F = 24/5 =4,8

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