huhu11914
kok gak pake rumus 1/f = 1/so + 1/si ya? soalnya kata bu guru itu rumusnya!!!
FadlyHermaja
so = s
si = s'
M = s' / s
s' = M*s
1/s + 1/s' = 1/f
1/s + 1/(M*s) = 1/f
M/(M*s) + 1/(M*s) = 1/f
(M+1)/(M*s) = 1/f
M*s = (M+1)*f
s = [(M+1)/(M)]*f
huhu11914
kok tulisanya so = s
si blablablabla.... gak bisa di baca!?!!!??
Nomor 2