✨ Jawaban Terbaik ✨
(P0S+mg)L = {P0S + (M + m)g}(L - l)
(P0S+mg)L = {P0S + (M + m)g}L - {P0S + (M + m)g}l
{P0S+(M + m)g}l = {P0S + (M + m)g}L - (P0S + mg)L
{P0S+(M + m)g}l = MgL
赤線引いた方程式の解き方が分かりません。lについての解き方の過程を書いていただけると助かります🙇♀️
✨ Jawaban Terbaik ✨
(P0S+mg)L = {P0S + (M + m)g}(L - l)
(P0S+mg)L = {P0S + (M + m)g}L - {P0S + (M + m)g}l
{P0S+(M + m)g}l = {P0S + (M + m)g}L - (P0S + mg)L
{P0S+(M + m)g}l = MgL
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