Ǥ̤ѤڤƤ櫓ǤʤΤ˷׻ߥϢ³ǻ֤᤮
126ڡ 0:19:42 40049
kasama
ä20.25ޤʬǤʤˤʤʤߤǤ͡
126ڡ 0:21:35 40050

Ű뤷ĴҤФޤʡ
ͳѿǹͤޤ
ͳѿѤ144ǡ9/64ܡ
ʵΩΤϻͳѿ2Ĥʬơ줾컰Τ褦˰äƹͤޤ
ܿĻԡ 126ڡ 0:23:46 HomePage:̣λ40051

ޤΩΤ72(=54*(8/6))Τη礱
ξȾʬ72*((3^3-2^3-1^3)/4^3)20.25
126ڡ 0:28:38 40052

#40052
ʤۤɡ
Τڤʷ׻Dz򤱤Ǥ͡
ܿĻԡ 126ڡ 0:33:55 HomePage:̣λ40053
Mr.ǥ
ڤäΩΤγäƤͤޤ
Ѥ 72 ΤΰȤʤꡢΩΤѤ
72*(3/4)^3*(26/27)72*(1/8)81/4
Ȥǵޤ
126ڡ 0:37:26 MAIL:tqkb43686@ares.eonet.ne.jp 40054

ΩΤ᡼Ǥ̤ϤߤڤäơäΤξȾʬȲ1/4ڤäΩΤȽΤ1դ1/4ΤʬȡѤϾʤ1:7:19:37ο޷Ͼ2ʤȶǣʬ礱ʤΤ椬48Ѥ54ʤΤ1/4ΤѤ9/8ʬѤ3ܤ1äʤΤ19-1=1818*9/881/4ˤʤޤ
ȤФߤʤΤ褦ˤäȤ󤿤˽Фޤ͡
126ڡ 1:02:46 40055

AD=lȤ롣ΩADG-LIKJLIKJ̤Ȥ⤵6l/3(ΤοĹ׻Ƶ)ȤΩΤ顢⤵kΤȤڤäѤ̤ξȲĹθΨȹ⤵3l/2ͤ06/3ޤʬȢ2/2l^3=54롣ѤȡѤϹ⤵6/66/3ޤǤʬ顢׻32/16l^3=81/4Ƿ׻ޤ
ϵ塡 126ڡ 1:09:26 40056
abcba@baLLJugglermoka
ΩΤη狼дñǤ͡27λü27λͳȾʬѤΤ2ġξꡢ27/4+27/7+27/4=81/4
126ڡ 9:43:29 40057
uchinyan
Ϥˤϡơϡ
פ֤ŸޤˤΩΤꡣǡ˥᡼䤹ΩΤDz򤯤Ǥ͡
ʴǡʤޤʤŤ餤Τǡñ˵Ҥޤ
(ʲƤƱǤɽѤޤ)

(ˡ1)
4 ͳѤǹͤޤʲǤͤΤǰ 1 ͳѤդ⤵ñ̤ȤƷ׻ޤ
ȡͳѤѤϡ4 * 4 * 4 * 1/3 = 64/3Ǥ
ơŸޤȤ߾夲ΩΤϡͳѤ̤Ⱦʬ̤Ȥ벰ĽΤǡѤϡ
64/3 - (2 * 2 * 1/2 * 2 + 2 * 2 * 2 * 1/3) * 2 = 64/3 - 40/3 = 8
Ǥ
ǤʬϡŸޤȤ߾夲ΩΤ顤礭ΰ㤦­ꤷΤǡѤϡ
8 - ((3 * 3 * 1/2 * 1 + 3 * 3 * 3 * 1/3) - (2 * 2 * 1/2 * 2 + 2 * 2 * 2 * 1/3) - (1 * 1 * 1/2 * 3 + 1 * 1 * 1 * 1/3))
= 8 - (27/2 - 20/3 - 11/6) = 8 - 5 = 3

= 54 * 3/8 = 81/4 cm^3
ˤʤޤ

(ˡ2)
4 ΤǹͤޤʲǤͤΤǰ 1 Τդ⤵ñ̤ȤƷ׻ޤ
ȡΤѤϡ4 * 4 * 1/2 * 4 * 1/3 = 32/3Ǥ
ơŸޤȤ߾夲ΩΤϡ 2 ΤĽΤǡѤϡ
32/3 - (2 * 2 * 1/2 * 2 * 1/3) * 2 = 32/3 - 8/3 = 8
Ǥ
Ǥʬϡ 3 Τ顤 2 ΤȰ 1 ΤΤǡѤϡ
(3 * 3 * 1/2 * 3 * 1/3) - (2 * 2 * 1/2 * 2 * 1/3) - (1 * 1 * 1/2 * 1 * 1/3)
= 9/2 - 4/3 - 1/6 = 18/6 = 3

= 54 * 3/8 = 81/4 cm^3
ˤʤޤ
ͥνȡ 127ʶ 12:39:18 40058
uchinyan
ǼĤɤߤޤ

#40051#40058(ˡ1)
ͳѤǹͤˡ

#40052#40054#40055#40058(ˡ2)
Τǹͤˡ

#40057
ŸޤȤ߾夲ƤǤΩΤ򡤻ȻͳȾʬġʬ򤷤ƹͤˡ
ʤޤ褯ǤƤʤǤ (^^;

#40056
ؤˤˡ
ͥνȡ 126ڡ 14:55:39 MAIL:uchi@sco.bekkoame.ne.jp 40059

롢äΤǤʬʤܤʤǤ͡
ǰ
126ڡ 16:26:05 40060
algebra
548/672 7219/649/881/4
126ڡ 18:03:54 40061
ޥ
ߥޥ20.25ǤϤޤˤʤ褦ޤm(__)m
MacBookAir 126ڡ 21:59:52 HomePage:֥40062

542ʿ6Ρ(15)/((1357)2)6/32
Ͼ̡̤ܲˤʤߤǤޤ
㤦ʡǤ

127ʶ 3:57:23 HomePage:40063
ϺĹ
줿ƬΩǤ̵ͤ뵤ˤʤʤäΤǤ٤ͤƤߤ褦ȡϷä顢ȯФƤƤޤä
ɤ顢⤷ޤ󤬡֤󳧤ȰǤ礦򤱤Ķ򤷤
1211ʲС 21:04:26 40064

ԤƤޤϺĹ
1212ʿ 11:18:10 40065