[°øÁö] |
[°øÁö] Àΰ ¼ö°»ý Ä«Ä«¿ÀÅå ÁúÀÇÀÀ´ä ¹æ¹ý |
ȫâÀÇ |
2021-05-20 |
±ÛÁ¦¸ñ |
[°øÁö] Àΰ ¼ö°»ý Ä«Ä«¿ÀÅå ÁúÀÇÀÀ´ä ¹æ¹ý |
ÀÛ¼ºÀÚ |
ȫâÀÇ |
µî·ÏÀÏ |
2021-05-20 |
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¾È³çÇϼ¼¿ä, ȫâÀÇ ¼±»ý´ÔÀÔ´Ï´Ù.
Àΰ ¼ö°»ý ¿©·¯ºÐµé
Ä«Ä«¿ÀÅå ÁúÀÇÀÀ´ä ¹æ¹ýÀÔ´Ï´Ù.
* Áú¹® ¹æ¹ý
1. Ä«Ä«¿ÀÅå¿¡ ¼±»ý´Ô ¾ÆÀ̵ð Ãß°¡
ȫâÀÇ ¼±»ý´Ô Ä«Ä«¿ÀÅå ¾ÆÀ̵ð : hongdly
2. Áú¹®ÇÒ ¶§, º»ÀÎÀÌ ¼ö°ÇÏ°í ÀÖ´Â °ÀÇ¸í ±âÀç / ¸î °ÀÎÁö ±âÀçÇØÁֽñ⠹ٶø´Ï´Ù.
°¨»çÇÕ´Ï´Ù. |
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2685 |
15° Áú¹®ÀÔ´Ï´Ù. |
momodoo** |
2019-10-30 |
±ÛÁ¦¸ñ |
15° Áú¹®ÀÔ´Ï´Ù. |
ÀÛ¼ºÀÚ |
momodoo** |
µî·ÏÀÏ |
2019-10-30 |
|
18:49 Çà·Ä½Ä±¸ÇÒ¶§ ¿Ö 1 3 5¿¸¸ »©¼ ÇصµµÇ´Â°ÇÁö¿ä?? |
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haeun8** |
2019-10-31 |
±ÛÁ¦¸ñ |
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ÀÛ¼ºÀÚ |
haeun8** |
µî·ÏÀÏ |
2019-10-31 |
|
1¿°ú 2¿ÀÌ ½Ç¼ö¹è°ü°è, 3¿°ú 4¿ÀÌ ½Ç¼ö¹è°ü°è·Î °è¼öÇà·ÄÀÇ rank ´Â 2°¡ µË´Ï´Ù.
ÇØ°¡ Á¸ÀçÇÏ·Á¸é °è¼öÇà·ÄÀÇ rank ¿Í ÷°¡Çà·ÄÀÇ rank °¡ °°¾Æ¾ß ÇϹǷÎ
÷°¡Çà·ÄÀÇ rank ¶ÇÇÑ 2°¡ µË´Ï´Ù.
µû¶ó¼ 2, 4¿Àº 1,3 ¿°ú °°À¸¹Ç·Î ¹èÁ¦ÇÏ°í
1, 3, 5 ¿À» °¡Áö°í Çà·ÄÀ» ¸¸µé¸é ÀÌ ¶ÇÇÑ rank °¡ 2À̹ǷΠÇà·Ä½ÄÀÌ 0ÀÎ °ÍÀ» ÀÌ¿ëÇÕ´Ï´Ù. |
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2684 |
14° Áú¹®ÀÔ´Ï´Ù |
momodoo** |
2019-10-30 |
±ÛÁ¦¸ñ |
14° Áú¹®ÀÔ´Ï´Ù |
ÀÛ¼ºÀÚ |
momodoo** |
µî·ÏÀÏ |
2019-10-30 |
|
1. 133p À¯ÇüÇнÀ 1¹øÀÔ´Ï´Ù.
¼±µÎÇà·ÄÀÇ ¿ø¼Ò°¡ 1µµ¾Æ´Ï°í Çà»ç´Ù¸®²ÃÀÇ ÇüŸé 2ÇàÀÇ 1¿¿ø¼Ò°¡ 0À̾î¾ß Çϴµ¥ ±×Çüŵµ¾Æ´Ï°í
3,4Çุ 0À¸·Î ¸¸µé¾î ÁÖ¾úÀ»»ÓÀε¥ ¿©±â¼ ¾î¶»°Ô ¹Ù·Î Rank°¡ µµÃâÀÌ µÇ³ª¿ä?
2.Rank¸¦ ±¸ÇÏ´Â ¹æ¹ýÀÌ
¸ðµçÇàÀ» ÃÖ´ëÇÑ 0À¸·Î ¸¸µé¾îÁØ ´ÙÀ½ (¸ÇÀ§ÇàÀ» Á¦¿ÜÇÏ°í À§¿¡¼ ¾Æ·¡¼øÀ¸·Î) 0ÀÌ¾Æ´Ñ ÇàÀÇ °¹¼ö¶ó°í »ý°¢ÇÏ¸é µÇ´ÂÁö?
3. ±âº»Çà ¿¬»êÀ¸·Î ¼ö¸¦ ¹Ù²ãÁÙ¶§ 5Çà-4Çà ÀÌ ¾Æ´Ï¶ó 5Çà- (1Çà+2Çà) ÀÌ·±½ÄÀ¸·Î 2ÁÙÀ» ÀÌ¿ëÀ» ÇÒ¼öÀִ°ÇÁö¿ä?
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2019-10-31 |
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haeun8** |
µî·ÏÀÏ |
2019-10-31 |
|
1. 1Çà°ú 2ÇàÀº ½Ç¼ö¹è °ü°è°¡ ¾Æ´Ï¹Ç·Î ±âº»Çà ¿¬»êÀ» ÅëÇØ 0ÇàÀ» ¸¸µé ¼ö ¾ø½À´Ï´Ù.
µû¶ó¼ ¹Ù·Î rank ´Â 2¶ó °è»ê µË´Ï´Ù.
2. ³×, ±âº»Çà ¿¬»êÀ» ÅëÇØ ¿µÇàÀ» ´Ù ¸¸µé¾î ÁÖ°í, ¿µÇàÀÌ ¾Æ´Ñ ÇàÀÇ °³¼ö°¡ rank ÀÔ´Ï´Ù.
3. ³×, °¡´ÉÇÕ´Ï´Ù. |
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2683 |
13° 44ºÐ 14ÃÊ |
vtor** |
2019-10-29 |
±ÛÁ¦¸ñ |
13° 44ºÐ 14ÃÊ |
ÀÛ¼ºÀÚ |
vtor** |
µî·ÏÀÏ |
2019-10-29 |
|
Àú a,b,c,d·Î ÀÌ·ç¾îÁø Çà·ÄÀÌ ¿Ö 4Â÷¿ø µ¶¸³ÀΰÅÁÒ??? (a b) ÀÌ·± Çà·ÄÀ̶ó¸é rank°¡ 2 ¾Æ´Ñ°¡¿ä? ±×·¡¼ ¶Ç rank°¡ 2¶ó¸é 2Â÷¿ø ¾È´Ï°¡¿ä? À̺κÐÀÌ ¿Ö 4Â÷ÀÎÁö Àß ÀÌÇØ°¡ ¾È (c d) °©´Ï´Ù. |
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haeun8** |
2019-10-31 |
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haeun8** |
µî·ÏÀÏ |
2019-10-31 |
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Çà·Ä°ø°£°ú Çà·ÄÀÇ Çà°ø°£ÀÇ Â÷À̸¦ ºÐ¸íÈ÷ ÇØ¾ß ÇÕ´Ï´Ù.
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mxn Çà·ÄÀÇ Çà°ø°£(¶Ç´Â ¿°ø°£)ÀÇ Â÷¿øÀº rank ÀÔ´Ï´Ù. |
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2682 |
±âÀú¿Í ¼ø¼±âÀú |
vtor** |
2019-10-29 |
±ÛÁ¦¸ñ |
±âÀú¿Í ¼ø¼±âÀú |
ÀÛ¼ºÀÚ |
vtor** |
µî·ÏÀÏ |
2019-10-29 |
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±âÀú¿Í ¼ø¼±âÀú´Â ´Ù¸¥¶æÀΰ¡¿ä? ±âÀú´Â µ¶¸³ÀÌ¿©¾ßÇϴµ¥ ¼ø¼±âÀú´Â »ó°ü¾ø³ª¿ä? ¿©±â¼ a,b,c°¡ ¾î¶»°Ô º¸¸é c1,c2,c3ÀÌ´Ï±î ±âÀú¶ó¸é c1,c2,c3°¡ ´Ù 0À̾î¾ß Çϴµ¥ °ªÀ» °¡Áö°í ÀÖ¾î¼ Á¾¼Ó ÀÌÀݾƿä À̺κÐÀÌ Çò°¥¸³´Ï´Ù. |
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2019-11-02 |
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haeun8** |
µî·ÏÀÏ |
2019-11-02 |
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±âÀú¿Í ¼ø¼±âÀú´Â °°Àº ¸»ÀÔ´Ï´Ù.
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2681 |
P382 ´ëÇ¥±âÃâÀ¯Çü1 |
bsh09** |
2019-10-29 |
±ÛÁ¦¸ñ |
P382 ´ëÇ¥±âÃâÀ¯Çü1 |
ÀÛ¼ºÀÚ |
bsh09** |
µî·ÏÀÏ |
2019-10-29 |
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¾ßÄÚºñ¾È Çà·Ä½Ä J=a(x,y)/a(u,v) ¶ó°í P381¿¡ ½áÀִµ¥ ÀÌ ¹®Á¦¿¡¼´Â ¹Ù·Î J=a(u,v)/a(x,y)¶ó°í ¾²¼Å¼ ¿Ö ±×·±Áö ±Ã±ÝÇÕ´Ï´Ù. |
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haeun8** |
2019-10-31 |
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haeun8** |
µî·ÏÀÏ |
2019-10-31 |
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S' Àº uv Æò¸é¿¡¼ÀÇ ³ÐÀÌÀÌ°í, S ´Â xyÆò¸é¿¡¼ÀÇ ³ÐÀÌÀÔ´Ï´Ù.
S=|J|S' À¸·Î ½ÄÀ» ¾´´Ù¸é ÀÌ°ÍÀº xy ¿¡¼ uv ·Î º¯È¯µÇ´Â °ÍÀ̹ǷΠJ=a(x,y)/a(u,v) ¸¦ »ç¿ëÇϸç
S'=|J|S ·Î ½ÄÀ» ¾´´Ù¸é ÀÌ°ÍÀº uv ¿¡¼ xy ·Î º¯È¯µÇ´Â °ÍÀ̹ǷΠJ=a(u,v)/a(x,y) ¸¦ »ç¿ëÇÏ´Â °ÍÀÔ´Ï´Ù. |
|
2680 |
º¤ÅÍ °ÀÇ 11° 36ºÐ´ë |
vtor** |
2019-10-29 |
±ÛÁ¦¸ñ |
º¤ÅÍ °ÀÇ 11° 36ºÐ´ë |
ÀÛ¼ºÀÚ |
vtor** |
µî·ÏÀÏ |
2019-10-29 |
|
º¤ÅÍ°ø°£ÀÇ Â÷¿øÀº Çà°ø°£ Â÷¿ø(rank)+ÇØ°ø°£ ¾Æ´Ñ°¡¿ä?? ¿Ö rank¸¸±¸Çϴ°ÅÁÒ? |
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haeun8** |
2019-10-31 |
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ÀÛ¼ºÀÚ |
haeun8** |
µî·ÏÀÏ |
2019-10-31 |
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Àüü º¤ÅÍ°ø°£ R^4 ÀÇ Â÷¿øÀº 4Â÷¿øÀ̸ç
¼¼ º¤ÅÍ·Î ÀÌ·ç¾îÁö´Â º¤ÅÍ°ø°£Àº 4Â÷¿ø¾ÈÀÇ Á÷¼±, Æò¸é, ÀÔü°¡ ¸¸µé¾îÁö´Â°¡¸¦ ¹°¾îº¸´Â °ÍÀÔ´Ï´Ù.
µû¶ó¼ rank¸¸ °è»êÇÕ´Ï´Ù. |
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2679 |
º¤ÅÍ °ÀÇ 10° 30ºÐ´ë |
vtor** |
2019-10-29 |
±ÛÁ¦¸ñ |
º¤ÅÍ °ÀÇ 10° 30ºÐ´ë |
ÀÛ¼ºÀÚ |
vtor** |
µî·ÏÀÏ |
2019-10-29 |
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Á¦¸ñ ºÎºÐ¿¡¼ T: R^3 ->R^4·Î °¬´Ù´Â°Ô ¹«½¼¼Ò¸®Àΰ¡¿ä?
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haeun8** |
2019-10-31 |
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haeun8** |
µî·ÏÀÏ |
2019-10-31 |
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(x, y, z) ´Â R^3 º¤ÅÍÀÔ´Ï´Ù.
(x, y, z) ¿¡ Çà·Ä A ¸¦ °öÇÑ °á°ú°¡ R^4 º¤ÅÍ°¡ µË´Ï´Ù. |
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2678 |
º¤ÅÍ 10° 22ºÐ´ë |
vtor** |
2019-10-29 |
±ÛÁ¦¸ñ |
º¤ÅÍ 10° 22ºÐ´ë |
ÀÛ¼ºÀÚ |
vtor** |
µî·ÏÀÏ |
2019-10-29 |
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¿©±â¼ ¿ÞÂÊ ±×¸²¿¡¼ ÇØ´Â(x,y)Àε¥ 2Â÷¿øÀÌ°í ¿À¸¥Âʱ׸²¿¡¼ ÇØ´Â(x,y,z)¿©¼ 3Â÷¿ø ¾Æ´Ñ°¡¿ä? ±×¸®°í Á÷¼±Àº x,y²Ã·ÎµÈ ½ÄÀ̴ϱî 2Â÷¿ø¾Æ´Ñ°¡¿ä? ¿Ö 1Â÷¿øÀÌÁÒ? Â÷¿ø ±¸ºÐÇϴ¹ýÀ» Á¤È®È÷ ¸ð¸£°Ú½À´Ï´Ù. |
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haeun8** |
2019-10-31 |
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haeun8** |
µî·ÏÀÏ |
2019-10-31 |
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x, y ·Î ÀÌ·ç¾îÁø Àüü °ø°£Àº 2Â÷¿øÀÔ´Ï´Ù.
¿¹¸¦ µé¾î Á÷¼± y=x+2 ¶ó¸é x°ª¿¡ µû¶ó y°ªÀÌ Á¤ÇØÁö¹Ç·Î
x°¡ µ¶¸³º¯¼ö y°¡ Á¾¼Óº¯¼ö°¡ µÇ¸ç
Â÷¿øÀº µ¶¸³º¯¼öÀÇ °³¼öÀ̹ǷΠÁ÷¼±Àº 1Â÷¿øÀÌ µË´Ï´Ù.
Á÷¼± W ÀÇ Â÷¿øÀÌ 1Â÷¿øÀ̹ǷÎ
WÀÇ ÇØ°ø°£ÀÇ Â÷¿øÀº ÀüüÂ÷¿ø¿¡¼ WÀÇ Â÷¿øÀ» »©¸é 2-1=1 Â÷¿øÀÌ µË´Ï´Ù.
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Æò¸é W ÀÇ °ø°£Àº 2Â÷¿øÀÌ µÇ°í
W ÀÇ ÇØ°ø°£ÀÇ Â÷¿øÀº ÀüüÂ÷¿ø¿¡¼ WÀÇ Â÷¿øÀ» »©¸é 3-2=1 Â÷¿øÀÌ µË´Ï´Ù. |
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2677 |
P378 10¹ø |
bsh09** |
2019-10-29 |
±ÛÁ¦¸ñ |
P378 10¹ø |
ÀÛ¼ºÀÚ |
bsh09** |
µî·ÏÀÏ |
2019-10-29 |
|
Çؼ³¿¡¼ ÀûºÐ ±¸°£À» ±¸ÇÒ ¶§, yzÆò¸é¿¡¼ ¿Ö z=3xÀ» È°¿ëÇÏ´Â Áö ¸ð¸£°Ú½À´Ï´Ù.(x°¡ ¿ÀŸ¸é ¿Ö z=3y¸¦ È°¿ëÇÏ´ÂÁöµµ ±Ã±ÝÇÕ´Ï´Ù.) y´Â z/3º¸´Ù °°°Å³ª Å©±â ¶§¹®¿¡ y= z/3ÀÇ ½ÄÀ» È°¿ëÇؾßÇÏ´Â °Ô ¾Æ´Ñ°¡¿ä??? |
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haeun8** |
2019-10-30 |
±ÛÁ¦¸ñ |
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haeun8** |
µî·ÏÀÏ |
2019-10-30 |
|
x ´Â ¿ÀŸÀ̸ç y=z/3 °ú z=3y ´Â °°Àº ½ÄÀÔ´Ï´Ù. |
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2676 |
21¹ø ¹®Á¦ |
littletlst** |
2019-10-28 |
±ÛÁ¦¸ñ |
21¹ø ¹®Á¦ |
ÀÛ¼ºÀÚ |
littletlst** |
µî·ÏÀÏ |
2019-10-28 |
|
y ¸¦ 2¹ø ¹ÌºÐÇÑ ½Ã±×¸¶¸¦ n=2 ºÎÅÍ ´ëÀÔÇؼ ³ª¿Çϼ̴µ¥...
n(n-1) ¿¡µµ n=2 ºÎÅÍ ´ëÀÔÀ» ÇؾßÇÏÁö ¾Ê³ª¿ä..??
Á¦°¡ ¹» ³õÄ£°ÅÁÒ..??
¾Æ´Ï¸é Çؼ³ ¿À·ùÀΰ¡¿ä??
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haeun8** |
2019-10-31 |
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haeun8** |
µî·ÏÀÏ |
2019-10-31 |
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Á˼ÛÇÕ´Ï´Ù. Çؼ³ ¿À·ùÀÔ´Ï´Ù. n(n-1) ¿¡µµ n=2 ¸¦ ´ëÀÔÇØ¾ß ÇÏ´Â °ÍÀÌ ¸Â½À´Ï´Ù. |
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2675 |
P408 40¹ø |
thdtkddlr0** |
2019-10-28 |
±ÛÁ¦¸ñ |
P408 40¹ø |
ÀÛ¼ºÀÚ |
thdtkddlr0** |
µî·ÏÀÏ |
2019-10-28 |
|
Ç®ÀÌÀÇ ½ÄÀÌ À¯µµµÇ´Â ¹æ¹ýÀ» ¸ð¸£°Ú½À´Ï´Ù |
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2019-10-30 |
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haeun8** |
µî·ÏÀÏ |
2019-10-30 |
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¹®ÀÚ·Î ³ª¿ÍÀÖÀ» »Ó, À§ 39¹ø ¹®Á¦¿Í °°Àº À¯ÇüÀÔ´Ï´Ù.
(x1, x2, x3)= c1(1, 0, 0) + c2(2, 1, 0) + c3(1, -1, 1) ¿¡¼
c1, c2, c3 À» ã¾Æ ¼±Çüº¯È¯ÀÇ ¼ºÁúÀ» ÀÌ¿ëÇÏ¿© °è»êÇØÁÖ¸é µË´Ï´Ù. |
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2674 |
¹®Á¦ Áú¹®ÇÕ´Ï´Ù |
hyemin5** |
2019-10-27 |
±ÛÁ¦¸ñ |
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ÀÛ¼ºÀÚ |
hyemin5** |
µî·ÏÀÏ |
2019-10-27 |
|
p101, À¯ÇüÇнÀ1¹ø ¹®Á¦¿¡¼, (1,2)ÀÇ ¿ø¼Ò¸¦ anÀ̶ó°í Çߴµ¥ (1,2)ÀÇ ¿ø¼Ò°¡ ¹«½¼¶æÀÎÁö Áú¹®ÇÕ´Ï´Ù. Ȥ½Ã a12ÀÇ ¿ø¼ÒÀΰ¡¿ä..?
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2019-10-30 |
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µî·ÏÀÏ |
2019-10-30 |
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2673 |
10° Áú¹®ÇÕ´Ï´Ù |
hyemin5** |
2019-10-27 |
±ÛÁ¦¸ñ |
10° Áú¹®ÇÕ´Ï´Ù |
ÀÛ¼ºÀÚ |
hyemin5** |
µî·ÏÀÏ |
2019-10-27 |
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°ÀÇ 10°¿¡¼ p99, À¯ÇüÇнÀ1¹®Á¦¿¡¼ A+B=O¿¡¼ A¸¦ °öÇÏ°í, B¸¦ °öÇؼ Á¦°öµéÀ» ±¸ÇÑ´Ù°í Çϼ̴µ¥, A+B=O¿¡¼ ÀüüÁ¦°öÀ» Çؼ A^2+B^2+2AB=O À̶ó°í Çؼ Ç®¾îµµ µÇ³ª¿ä?
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2019-10-30 |
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2019-10-30 |
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2672 |
411p 50¹ø |
thdtkddlr0** |
2019-10-26 |
±ÛÁ¦¸ñ |
411p 50¹ø |
ÀÛ¼ºÀÚ |
thdtkddlr0** |
µî·ÏÀÏ |
2019-10-26 |
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X=ycos(theta), Y=ysin(theta)ÀÎ ÀÌÀ¯¸¦ ¸ð¸£°Ú½À´Ï´Ù
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2019-10-30 |
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haeun8** |
µî·ÏÀÏ |
2019-10-30 |
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y^2 - z^2 =1 À» z ÃàÀ¸·Î ȸÀü½ÃŲ µµÇüÀ» »ý°¢ÇØ º¸¼¼¿ä.
xÃàÀÌ »ý±â¸ç 3Â÷¿ø °î¸éÀÌ ³ª¿Ã °ÍÀ̸ç
ȸÀüüÀÇ ´Ü¸éÀº ¿øÀÌ°í zÃàÀ¸·Î ȸÀüÇÏ¸é ¹ÝÁö¸§ r Àº y ÀÇ ±æÀÌ°¡ µË´Ï´Ù.
¶ÇÇÑ xyÆò¸éÀ¸·Î ÀÚ¸¥ ´Ü¸éÀÌ ¹ÝÁö¸§ÀÌ y ÀÎ ¿øÀÌ µÇ¹Ç·Î
X=rcos(theta)=ycos(theta) , Y = rsin(theta)=ysin(theta) ·Î ³õ½À´Ï´Ù. |
|
2671 |
410p 46¹ø |
thdtkddlr0** |
2019-10-26 |
±ÛÁ¦¸ñ |
410p 46¹ø |
ÀÛ¼ºÀÚ |
thdtkddlr0** |
µî·ÏÀÏ |
2019-10-26 |
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