[考題] 兩題力學考題
http://ppt.cc/U9fD
想問一下第一小題有人會算嗎?我用ΣFy,ΣMa,ΣMb三條聯立解會有兩個變數的互乘項
不知道這種的要怎麼解才會快?
第二小題有人會的嗎?
謝謝^^
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 220.133.182.123
推
11/23 20:12, , 1F
11/23 20:12, 1F
→
11/23 20:12, , 2F
11/23 20:12, 2F
→
11/23 20:13, , 3F
11/23 20:13, 3F
→
11/23 20:16, , 4F
11/23 20:16, 4F
→
11/23 20:18, , 5F
11/23 20:18, 5F
→
11/23 20:19, , 6F
11/23 20:19, 6F
→
11/23 20:19, , 7F
11/23 20:19, 7F
→
11/23 20:20, , 8F
11/23 20:20, 8F
推
11/23 20:20, , 9F
11/23 20:20, 9F
→
11/23 20:22, , 10F
11/23 20:22, 10F
→
11/23 20:27, , 11F
11/23 20:27, 11F
→
11/23 20:27, , 12F
11/23 20:27, 12F
→
11/23 20:28, , 13F
11/23 20:28, 13F
→
11/23 20:30, , 14F
11/23 20:30, 14F
推
11/23 22:52, , 15F
11/23 22:52, 15F