ޥ
ߥޥե򹹿Τ˺Ƥޤm(__)m
MacOS X 1021ڡ 0:21:36 MAIL:masaru-y@kt.rim.or.jp HomePage:23884

ȯä
ǼĤʤ԰¤äΤ͡
̤ȼ嵤ݤǤ
äѤ餤ŷ񡡡 1021ڡ 0:22:35 MAIL:hopes@mba.ocn.ne.jp HomePage:ȣϣУţ23885
takaisa
˻Τä褦ʵ롣
1021ڡ 0:25:15 23886
Ҥ
ʿǥꥴ
Ū˲򤱤Ǥ礦
1021ڡ 0:25:54 23887
ԤԤΡά
ΩΤ;ʬʤȤ򥴥ꥴäƱɮΤäݤߤʷѤ롣
Фäݤɷ׻ʤ

ޤȾµäΤ˺ǤŵˤŵΰܤѤ®Ǥ͡
̤̪ 1021ڡ 0:29:23 MAIL:ishizaki@qa.so-net.ne.jp 23888
ޥ
īޤݤ

ƲҤ˹Ԥ

ǼȤߤˤʤꡢ

äƤĤƤޤ

飱ޤ

Ȥ櫓ǡˤ褯äΩڤȤͥפˤʤäƤޤޤ....ƥȡǥߥޥm(__)m
MacOS X 1021ڡ 0:29:27 MAIL:masaru-y@kt.rim.or.jp HomePage:23889

̵Ƥޤ
8cmΩΤΤڤФΤ3Ĥĺ
դ1/21/4λѿڤȤ
1021ڡ 0:36:26 MAIL:sadamatu@kurume.ktarn.or.jp 23890

顡6cmΩΤǤ
1021ڡ 0:40:09 23891
Ϥʤ
ʬ˵ꡢ򸫤顣ޡΩǷϡ
Τ˶ΩδФΤʤʬ®򤭤Ⱦ
ޤä򤭤ޤ()

ɮΤäݤߤʷξȾʬڤäơڤäΤ򤦤ޤȣʬ䤷ƲˤϤĤ
ˤʤǤʡǡǰƻʿȤޤʾ
ߤʤΩδФäƤǤͭ(;)

#23873äѤزǤϤʤᥤǽ°ƤزϤäΤεʬ̣廊ʤǤʤưֵѲ˽ʤˤޤιפƥҡǤޤʾ
ڤȤʤ
ȡ硡 1021ڡ 0:58:37 HomePage:http://hanau.daa.jp/blog2/23892
mhayashi
72-36=54
1021ڡ 1:00:29 HomePage:M.Hayashi's Web Site23893
tomh
Ⱦʬι⤵ΤȤʬơ
¦ϻ줫黰Ѥ򣳤İơ
¦ϻѤǷ׻ޤ
ԡ 1021ڡ 1:14:42 MAIL:tomh@yahoo.co.jp HomePage:H to M23894
takaisa
ڤФΤ 6^3-1/3(1/26^2)64=72cm3
ΩΤ 725/8+33=54cm3
1021ڡ 1:33:42 23895
ҡΤ
̤ϻѷΰդx֤ޤʡ

ϻѷ=(3x^23)/2
Ҥ={(x3)/2}*(144-15x^2)

(3x^23)/2={(x3)/2}*(144-15x^2)

x0ξդ(x3)/2dz

3x=(144-15x^2)
9x^2=144-15x^2
x=6
...ȵƤȤƻ˷׻ޤ
...ʾĹƤ뤦ˡȾʬΤ3ʬ䤷
ƤҤ̤¦ޤʤ褦ˤŽդ⤵23ϻˤʤȻפäΤ
93*23=54ʤ褦䤯ޤ
ͤΤ褦˥쥤˲򤱤褦ˤʤꤿΤǤʡ
ɥ 1021ڡ 2:09:14 23896
Ƥä
羾Ƥ(#23891)ƱǤ
666(14/6)(11/21/2)54(cm^2)

ΩΤޤ᡼ǤʤΤ¤鷺湩ޤ
ǽ顤93cm⤵23cmϻľƵޤ
ΤڤФޤ
1021ڡ 7:21:26 23897
ϥ饮㡼ƥ
Ϥ褦ޤ

ΩΤ϶Ǥ
̶彣 1021ڡ 8:38:46 HomePage:ϥ饮㡼ƥ湩ؤ˥23898
uchinyan
Ϥˤϡϡ䡢֤סǤ
ΩΤϥ᡼狼ʤ
βˡפĤޤǤ
ΩΤѤϻѷդȤ⤵ľѻѷϻѷȤҤȤ⤯äĤƤʤդ
ϻˤʤ뤳ȤʬäΤǤθ夬ɤ⤦ޤ
ʿȤޤäƤޤޤ
ͥνȡ 1021ڡ 11:28:44 MAIL:uchi@sco.bekkoame.ne.jp 23899
kasama
Ϥ褦ޤΩΤ򥤥᡼Τ񤷤ΤǤ(^_^;)
褦ʿ޷CAD褷ƥꥴ׻ޤ
1021ڡ 11:57:04 23900
ۤ
ϻˤơꤢäʡȻܤߤ
ɽѤäp37)*^_^*
̤αȡ 1021ڡ 13:16:27 MAIL:micci@sansu.org HomePage:ߤäα23901
Ȥ
ϻѷȤҤѤȤɤȤƤޤ
ΤϻѷѤˤǤ
3*(108-12*x^2)*x^2/2ǤʬƤ=0ȤƲ򤤤
x=6()ǤμȤ
3*(108-12*6)*6/2=3*(36)*6/2=3*6*6/2=54()
뤫1ȯޤ
ΩΤηդοޤľѻѷϻȤ狼̤ѷ
ڤȤ⿿夫鸫Ф狼ޤ
Ȥǿplot3dʤ󤫤
ʤȤդȻפޤǤϡ
θ˭ԡ 1021ڡ 13:58:21 MAIL:nm528@ybb.ne.jp 23902
n
ΩΤι⤵2cϻѷΰդĹbȤ33cb^2/2
졩Ȥޤؤ󤱤Ȼפʤ⤦ٵäƸʤѤƱȤΤȴƤޤAB^3/4ˤʤޤʤäʤ
1021ڡ 16:21:25 23903
M.Hossie
Фˤ㡣ϲȤƤ˻ǡ룸᤮ƤäȻ֤ޤ
ϻѷΰդ r Ȥơɩϰդ3 r ѷ򣲤Ĵ󤻽᤿Ρľѻѷι⤵Ϣ2 rä r = 6 (cm)
Ѥϡ r ǹ⤵2 r ϻ줫顢⤵ƱѤȾʬοΤä (ĤޤϻѤ 5/6 ) ץ饹 3 r ΤѤǵޤ롣򤷤׻ȡ(36 r^3)/2 ͤ 54 (cm^3) FA

ǼȤ٤ߤˤʤȤ餷ܤ̤äƤعǤϤäꣶܤޤǼȤäơּ¤ϸ˷ȯᤵƤΤǡ󵤤ĤƵޤ礦פʤŸǤǤ褷ƼȤ٤ߤˤ뤳ȤΤʤΧʳعǤޤϤä餤ᤤƤ뤾˱ⲣ赢Ƥ衣
Τꡡ 1021ڡ 20:55:37 23904
DrK
ꥢ륿ǻäΤ˲ˤʤäƤޤä
ξϡʿȤäƲ򤭤ޤ
ޤϡϻѷ1դaȤСϻѷѤ
6(1/2)(3/2)aa=(33/2)a^2
Ҥ2Ĥ2ջѷʬȡդϢ3aǡ⤵(3/2)aȤȤˤʤ롣
(3a)^2+{(3/2)a}^2=3a^2
Ҥ1դϢ3aȤȤˤʤꡢ
ľѻѷι⤵Ϣ2aȤȤˤʤ
ABľĹ
(2a)^2+(2a)^2=6a^2=6^2=36
a^2=6
a=6
夬ΩΤˤĤƤϡȾʬλѿʬ٤ҤڤѤ
äơѤ̤ϻѷι⤵2aϻѤ
äƵѤ
(33/2)a^2ߢ2a=(36/2)a^3
a=6
(3/2)(6)^4=(3/2)36=54
ϳڱफ?㤦ʡ 1021ڡ 21:30:30 MAIL:satoka@star.odn.ne.jp 23905
̾õ
ߣߣࣳߣ
ABͤΰִطˤ룲Ĥդγˤʤ褦
Ρʡ᣶ˤͤޤ
ǤΩΤϡΤΣˤ롢դĹȾʬξ
򣳤Ľơˡ
Τ򤽤̤濴ǣʬ䤷ѿ򤽤줾ĤΤʤΤǡ
ΤѤΣˤʤޤ
1021ڡ 21:32:35 23906
uchinyan
#23890ڤ#23891դΥҥ(𤱤ʤǤˤȤäƤϲˡǤϤʤƥҥȤǤ)Ȥˡ
Żι֤ˤȻͤƤߤޤ
ޤդ6cmΩΤͤޤΩΤγ̤гդȤΤΩΤڤФޤ
ΤȤABȤϡͤΰ֤ˤΤդˤʤäƤꡢ
줬ΩΤΰդĹΤǡAB = 6cm դ˹פޤ
ΤϡΩΤλͤĤĺͭĤλͤĤĺβΩΤΰդդȤ뻰ѿȤڤȤΤǤ
äơΤ = 6^3 - 4 * 1/3 * (1/2 * 6 * 6) * 6 = 72 cm^3
ˡΤλĤγѤڤȤơεΩΤޤ
κݡĤ̤ϻѷˡĤλ̤ѤҤˤʤ褦ˤޤ
ҤϡΤ̤ǤѷγդǤǤͤĤѷĤ鹽졢Ѥϡѷ 1/2 ˤʤޤ
줬ϻѷΤǡϻѷ̤̤ȹͤȡڤȤʬ̤ϡΤ̤ 1/2 ˤʤޤ
ˡڤȤʬι⤵ϡҤڤФ(ȤäƤ롣)餷ơϤꡢΤι⤵ 1/2 Ǥ
ǡΩΤ = 72 - 1/2 * 1/2 * 72 = 54 cm^3 ˤʤޤ
ɡ#23897Ʊˤʤޤ͡
ޤʬΤˡϫޤ
ɤơʬä㤦ΤʡȤƤˤ̵Ǥ
ͥνȡ 1021ڡ 23:19:55 MAIL:uchi@sco.bekkoame.ne.jp 23907
ȥȥ
ż֤ߤޤäƲȤ˵줺ӤХåƥ꡼ڤǥȡ
ϻȾʬȹͤޤäƤǤ礦
ǤϻѤ줺路ޤ
ʼ˸лԡ 1022ʶ 0:45:25 MAIL:h-sakai@zb3.so-net.ne.jp 23908
Holly
ΩΤߤޤ
Τ2ġͳѤĤ11ĿΤǶϫޤ2󤰤餤ġ
KKKԡ 1022ʶ 23:47:08 MAIL:s-bun@fw.catv.ne.jp 23909
ɥ
褷!ȤȯǤ
Ȥԥ饹ȤޤäƤȤޤ
ϵ塡 1023ڡ 12:40:48 23910
ģ
졩ˤͤʤ錄ϾߤȤߤäĤΤҤϻѷʬƤޤ͡ΤҤȾʬ˥åȤƥڥˤʤäƤҤҳξ˾äƾߤѷĤޤ껰ˤޤ
1023ڡ 22:57:10 23911
ģ
ϻȴŪˤʤϿ̤ϰĤơ
ϵԻβˤäƤޤ
1023ڡ 23:00:19 23912
ģ
ˤƤäȯüΩΤΩΤ򤦤ޤ饤ϻѷǤ뤫餽Τ꤬ڤˤȻפäɤƤϤޤǤϲ򤱤ޤǤˤƤǶνϤޤ뤵󥹥æФΤ褦Ǥ餺Υǥ˴Ƥޤޤ
1024 22:55:36 23913
N.Nishi
ơΩΤĤäƽϻ˵狼ޤ
1025ʷ 0:18:37 23914
Ф
x˺¥ƤäȲ򤭤ޤȤΤϥǤϤ٤ʤ褿ΤǿǤޤĺ֤Ĺ褬ȻפǤƤɤƤʿäʤäϼäפꡪ
1025ʷ 12:04:29 23915

äȥ饤ե饤ŵޤ
ϡץѥʤΤǤ褫äΤǤ
ƻߤޤäޤޡήʤϤʤ
ޤ³顦;̤ޤޤ褽Ǥ͡
tomhפʤΤʡ
ƽ 1025ʷ 23:45:10 HomePage:θ줳ߤ󡪡23916
tomh
#23916

ϤᡢҤ줿¿ˤ񤤿夲ޤ

> tomhפʤΤʡ

꤬Ȥޤ
ԤϡۤȤﳲʤǤ

ԡ 1026ʲС 17:03:19 MAIL:tomh@yahoo.co.jp HomePage:H to M23917
ޥ
#23917
طԤȡ¾ˤ⤵Ȥ󤵤󤬿߽ʤΤǤ̵ä褦ǤȤꤢ̵DzǤȤ󤵤äƤޤϡʤʤɤǤϤä褦ǤˤۤȤﳲϤʤ褦Ǥ
MacOS X 1026ʲС 19:46:50 MAIL:masaru-y@kt.rim.or.jp HomePage:23918
оϩ
ġĺϥƥäΤǹ֤ͤʤơ
֤餤ä㤤ޤɡġġʴ
ʬŪ׹ͤȤƤϡ
ΩΤ꤯פ⤫Фʤ
ΩΤʤ桢ơפ᤯ʸ㤤˹Ԥ
ҡΤ󡡤Ʊ褦ʴФDz򤤤Ƥ
Фޤ

ʴǤǤϡġ
γ 1027ʿ 23:07:48 MAIL:pctakada@mail.goo.ne.jp HomePage:Ĥ줭23919

ϴ֤˹ʤ
鵢𡣤ɤͤƤ⾮֤Ϥ롣
ޡꥢ륿Ǥ򤱤ʤäƱ
Ϥä굢
1027ʿ 23:25:26 23920