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[°øÁö] Àΰ ¼ö°»ý Ä«Ä«¿ÀÅå ÁúÀÇÀÀ´ä ¹æ¹ý |
ȫâÀÇ |
2021-05-20 |
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[°øÁö] Àΰ ¼ö°»ý Ä«Ä«¿ÀÅå ÁúÀÇÀÀ´ä ¹æ¹ý |
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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.
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1754 |
Áú¹® |
yangda3** |
2018-06-12 |
±ÛÁ¦¸ñ |
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ÀÛ¼ºÀÚ |
yangda3** |
µî·ÏÀÏ |
2018-06-12 |
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p259 ÂÊ¿¡¼ À¯ÇüÇнÀ1¹®Á¦¿¡¼ y''ÇßÀ»¶§ y'À» Àû¾îÁÖÀÚ³ª¿ä ¿Ö Àû¾îÁÖ³ª¿ä? ±×³É -1·Î ¹ÌºÐ ÇÏ¸é ¾ÈµÇ³ª¿ä? ¿Ö ¹ÌºÐÇÏÁö ¾Ê°í y'À¸·Î ÇϳĿä
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2018-06-16 |
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haeun8** |
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2018-06-16 |
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x·Î ¹ÌºÐÇϱ⶧¹®¿¡ y¸¦ x·Î ¹ÌºÐÇÒ¶§´Â ¹ÌºÐÇÏ°í y'=dy/dx ¸¦ ºÙ¿©Áà¾ß ÇÕ´Ï´Ù.
¿¹¸¦µé¾î 6x¸¦ x·Î ¹ÌºÐÇϸé 6 ÀÌ°í 6y¸¦ x·Î ¹ÌºÐÇϸé 6y' ÀÌ µË´Ï´Ù. |
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1753 |
3° Áú¹®ÀÔ´Ï´Ù. |
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2018-06-04 |
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3° Áú¹®ÀÔ´Ï´Ù. |
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bjw27** |
µî·ÏÀÏ |
2018-06-04 |
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3° º°µµ¹®Á¦ ¸¶Áö¸·¹®Á¦¿¡¼ ºÐÀÚÀÚ¸® °è»êÀÌ ½Ã±×¸¶K^2¸¦ »©Áִµ¥ ±× ºÎºÐ¿¡¼ ¾î¶»°Ô µµÃâµÇ´ÂÁö Àß ÀÌÇØ°¡ ¾È°©´Ï´Ù ºÐÀÚ¿¡¼ ²ø°í ¿Í¼ ´õÇØÁÖ°í »©Áشٴ ¸»ÀÌ ¹«½¼¸»ÀÌÁÒ? ºÐÀںκÐÀ» ½Ã±×¸¶½ÄÀ¸·Î ¹Ù²Ù´Â °úÁ¤ÀÌ Àß ÀÌÇØ°¡¾ÈµË´Ï´Ù. ¿Ö ±×·¸°Ô ³ª¿Ô´ÂÁö Á¶±Ý ´õ ±¸Ã¼ÀûÀ¸·Î ºÎŹµå¸®°Ú½À´Ï´Ù. ¿½ÉÈ÷ÇÏ°Ú½À´Ï´Ù |
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2018-06-04 |
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haeun8** |
µî·ÏÀÏ |
2018-06-04 |
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°ÅµìÁ¦°öÀÇ ÇÕÀº n=1 ºÎÅÍ À϶§ °ø½ÄÀ» ÀÌ¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
ºÐÀÚ¿¡¼ n=1 ºÎÅÍ°¡ ¾Æ´Ñ n+1 ºÎÅÍ ½ÃÀÛÇϹǷΠ°ø½ÄÀ» ¹Ù·Î »ç¿ëÇÒ¼ö ¾ø½À´Ï´Ù,
µû¶ó¼ n=1 ºÎÅÍ 3n ±îÁö ÇÕ¿¡ n=1 ºÎÅÍ n±îÁö ÇÕÀ» »©¸é n+1 ºÎÅÍ 3n ±îÁöÀÇ ÇÕÀ» ±¸ÇÒ ¼ö ÀÖ½À´Ï´Ù. |
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1752 |
´ë¼öÇÔ¼ö |
shb20** |
2018-05-31 |
±ÛÁ¦¸ñ |
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shb20** |
µî·ÏÀÏ |
2018-05-31 |
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2018-06-02 |
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taeseong04** |
µî·ÏÀÏ |
2018-06-02 |
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µû¶ó¼ »ï°¢ÇÔ¼ö°¡ µé¾î°£ ÇÔ¼ö´Â ´ë¼öÇÔ¼ö°¡ ¾Æ´Ï¶ó ÃÊ¿ùÇÔ¼öÀÔ´Ï´Ù.
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1751 |
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shb20** |
2018-05-31 |
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shb20** |
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2018-05-31 |
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2018-06-02 |
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taeseong04** |
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2018-06-02 |
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ÀÌ ¿ÜÀÇ ÇÔ¼ö (Áö¼öÇÔ¼ö, ·Î±×ÇÔ¼ö, »ï°¢ÇÔ¼ö, ¿ª»ï°¢ÇÔ¼ö, ½Ö°î¼±ÇÔ¼ö, ¿ª½Ö°î¼±ÇÔ¼ö)¸¦ ÃÊ¿ùÇÔ¼ö¶ó°í ÇÕ´Ï´Ù.
µû¶ó¼ »ï°¢ÇÔ¼ö°¡ µé¾î°£ ÇÔ¼ö´Â ´ë¼öÇÔ¼ö°¡ ¾Æ´Ï¶ó ÃÊ¿ùÇÔ¼öÀÔ´Ï´Ù. |
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1750 |
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uj021** |
2018-05-30 |
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ÀÛ¼ºÀÚ |
uj021** |
µî·ÏÀÏ |
2018-05-30 |
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¾È³çÇϼ¼¿ä Á¦°¡ ¹ÌºÐÇкÎÅÍ °ø¾÷¼öÇбîÁö ±³Àç°¡ ÀüºÎ °³Á¤ Àü ±³À縦 °¡Áö°í Àִµ¥¿ä..
°ÀǸ¦ µéÀ¸·Á°í º¸´Ï °³Á¤ÆÇ ±³Àç°¡ ¶Ç µû·Î ÀÖ´õ±º¿ä
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2018-06-02 |
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haeun8** |
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2018-06-02 |
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1749 |
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2018-05-30 |
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2018-05-30 |
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2018-06-02 |
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2018-06-02 |
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1748 |
6° 27ºÐ:11 |
dpwls4** |
2018-05-23 |
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dpwls4** |
µî·ÏÀÏ |
2018-05-23 |
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2018-05-26 |
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taeseong04** |
µî·ÏÀÏ |
2018-05-26 |
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Ç¥½ÃÇصР½ÄÀÇ ºÐ¸ð 2t´Â µÚ¿¡ sin2t+4t¿Í °è»êÀ» ÇؾßÇÏ°í f'(sin^2(t)+2t^2)¿¡¼ t°¡ 0À¸·Î °¥¶§ ´ëÀÔÀ» Çϸé
f'(0)ÀÌ µË´Ï´Ù. |
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1747 |
Áú¹®ÀÖ½À´Ï´Ù. |
changsub2** |
2018-05-22 |
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changsub2** |
µî·ÏÀÏ |
2018-05-22 |
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3° º°µµ¹®Á¦ ¸¶Áö¸·¿¡¼ ºÐÀÚÀÚ¸® °è»êÀÌ ½Ã±×¸¶K^2¸¦ »©Áִµ¥ ¾î¶»°ÔÇؼ ÀÌ·¸°Ô µµÃâµÆ´ÂÁö ºÐÀÚ¿¡¼ ²ø°í ¿À¿Í¼ ¾î¶»°ÔÇÑ´Ù´Â ¸»ÀÌ Àß ÀÌÇØ°¡ ¾È°©´Ï´Ù. ºÐÀÚÀÚ¸®ÂÊ ½Ã±×¸¶½ÄÀÌ ¿Ö ±×·¸°Ô ³ª¿Ô´ÂÁö Á¶±Ý ´õ ±¸Ã¼ÀûÀ¸·Î ºÎŹµå¸®°Ú½À´Ï´Ù. ¿½ÉÈ÷ÇÏ°Ú½À´Ï´Ù |
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2018-05-23 |
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haeun8** |
µî·ÏÀÏ |
2018-05-23 |
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°ÅµìÁ¦°öÀÇ ÇÕÀº n=1 ºÎÅÍ À϶§ °ø½ÄÀ» ÀÌ¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
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µû¶ó¼ n=1 ºÎÅÍ 3n ±îÁö ÇÕ¿¡ n=1 ºÎÅÍ n±îÁö ÇÕÀ» »©¸é n+1 ºÎÅÍ 3n ±îÁöÀÇ ÇÕÀ» ±¸ÇÒ ¼ö ÀÖ½À´Ï´Ù. |
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1746 |
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emma02** |
2018-05-19 |
±ÛÁ¦¸ñ |
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ÀÛ¼ºÀÚ |
emma02** |
µî·ÏÀÏ |
2018-05-19 |
|
f(x)°¡ ºÒ¿¬¼ÓÀÎ Á¡ x=0 À϶§¿Í x=1À϶§·Î ³ª´©´Âµ¥, x=0ÀÏ떄 lim x->0 sin(1/x)ÀÇ ±ØÇÑ°ªÀÌ Á¸ÀçÇÏÁö ¾Ê´Â´Ù°í Çϼ̴µ¥ ±³¼ö´ÔÀÇ ¼³¸í Áß -1¿¡¼ 1»çÀÌ¿¡ ÀÖ°í ÀÏÁ¤ÇÑ °ª¿¡ ¼ö·ÅÇÏÁö ¾Ê´Â´Ù°í ¸»¾¸ÇϽŰŠ°°Àºµ¥ ±× ºÎºÐÀÌ ÀÌÇØ°¡ Àß ¾ÈµÇ¼¿ä¤Ì¤Ì. 1/x¸¦ t·Î ġȯÇϸé lim t->¹«ÇÑ´ë sint °¡ µÇÀݾƿä À̶§´Â ±ØÇÑ°ªÀÌ Á¸ÀçÇÏÁö ¾ÊÀ¸´Ï±î ±×·¸°Ô ÀÌÇØÇصµ µÇ´Â°Ç°¡¿ä?
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2018-05-20 |
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taeseong04** |
µî·ÏÀÏ |
2018-05-20 |
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µû¶ó¼ ±ØÇÑ°ªÀÌ Á¸ÀçÇÏÁö ¾Ê½À´Ï´Ù. |
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1745 |
¹ÌºÐÇÐ-±ØÇÑ p,124 ´ëÇ¥¹®Á¦ 5¹ø Áú¹®ÀÖ¾î¿ä! |
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2018-05-19 |
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ÀÛ¼ºÀÚ |
emma02** |
µî·ÏÀÏ |
2018-05-19 |
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f(x) = sinx-[sinx] ¹®Á¦Àε¥ ±³¼ö´Ô²²¼ °ÀÇÇϽŠºÎºÐ¿¡ Áú¹®ÀÌ ÀÖ¾î¿ä. sinx¸¦ 3ºÎºÐÀ¸·Î ³ª´©½Å ºÎºÐ¿¡¼ [sinx]=0 ÀÏ떄 ±³¼ö´Ô²¾¼ x ¹üÀ§¸¦ ÀâÀ¸¼Ì´Âµ¥ 0°ú ÆÄÀÌ »çÀÌÀÝ¾Æ¿ä ±Ùµ¥ ÆÄÀÌ¿¡´Â µîÈ£°¡ ºÙ´Âµ¥ ¿Ö 0¿¡´Â ºÎÈ£°¡ ¾ÈºÙ³ª¿ä?¤Ì¤Ì
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2018-05-20 |
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taeseong04** |
µî·ÏÀÏ |
2018-05-20 |
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1744 |
Áú¹® |
yangda3** |
2018-05-17 |
±ÛÁ¦¸ñ |
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ÀÛ¼ºÀÚ |
yangda3** |
µî·ÏÀÏ |
2018-05-17 |
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p102 ÀÇ 17¹ø ¹®Á¦ Ç®ÀÌ¿¡¼ AÀÇ °ªÀÌ ¾î¶»°Ô 1/2n * sin1 ÀÌ 됬´ÂÁö ¸ð¸£°Ù¾î¿ä sin1ÀÌ ¾î¶»°Ô ³ª¿Ô´ÂÁö ¸ð¸£°Ù¾î¿ä 2.38¹ø ¹®Á¦¿¡¼ °¡¿À½º x/3À» x/3-h·Î µÎ¼Ì´Âµ¥ x/3+k¿Í ¹«½¼ Â÷ÀÌÁÒ? 3. 43¹ø ¹®Á¦¿¡¼ log|sinx|ÀÇ °©ÀÌ -1Àΰ¡¿ä? 4.49ÀÇ (³ª)°¡ ÀÌÇØ°¡ µµÀúÈ÷ ¾È°¡³×¿ä.... 5. 56¹ø Ç®ÀÌÀÇ f(x)=xg(x)´Â ¾à¼ÓÀΰ¡¿ä?? 6. 59¹ø¿¡¼ Ç®ÀÌ 3¹ø°ÁÙÀ» º¸¸é Áö¼öÇüÀÇ ±ØÇÑ°ªÀ¸·Î ÇϱâÀ§ÇØ a^b´Â e^blna·Î ÇÏ¿´´Âµ¥ ¿©±â¼´Â ¿Ö x¶û 2a/x-aÀ» ¹Ù·Î °öÇØÁÖ³ª¿ä? ´õ ½¬¿î °ø½ÄÀΰ¡¿ä?
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taeseong04** |
2018-05-20 |
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ÀÛ¼ºÀÚ |
taeseong04** |
µî·ÏÀÏ |
2018-05-20 |
|
1. ¾çº¯¿¡ sin(1/2^n)À» °öÇÑ ÈÄ »ï°¢ÇÔ¼ö °ø½ÄÀ» Àû¿ëÇؼ Á¤¸®ÇÑ ÇüÅ¿¡¼ 1/2^n=t·Î ġȯÇÏ°í nÀÌ ¹«ÇÑ´ë·Î °¥¶§ ±ØÇÑ°ªÀ» ±¸Çغ¸¸é sin1ÀÌ ³ª¿É´Ï´Ù.
2. x/3-h·Î µÎ¸é h°¡ ¾ç¼ö°í x/3+k·Î µÎ¸é k°¡ À½¼öÀÔ´Ï´Ù.
3. log|sinx|´Â x°¡ 0À¸·Î °¥¶§ -¹«ÇÑ´ë·Î ¹ß»êÇÕ´Ï´Ù.
4. ºÐ¸ð´Â ¹«ÇÑ´ë·Î °¡°í ºÐÀÚ´Â -1¿¡¼ 1»çÀÌ °ªÀ̹ǷΠ0À¸·Î ¼ö·ÅÇÕ´Ï´Ù.
5. f(0)=0À̸é ÀμöÁ¤¸®¿¡ ÀÇÇØ x¸¦ Àμö·Î °¡Áö°í ÀÖ´Ù´Â °ÍÀ» ½ÄÀ¸·Î Ç¥ÇöÇÑ°ÍÀÔ´Ï´Ù.
6. 1^¹«ÇÑ´ë ²ÃÀ̹ǷΠ1^¹«ÇÑ´ë ²ÃÀ϶§¸¸ °¡´ÉÇÑ a^b=e^b(a-1) °ø½ÄÀ» Àû¿ëÇÑ ÇüÅÂÀÔ´Ï´Ù. |
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1743 |
p.87 12¹ø |
tlatpd** |
2018-05-16 |
±ÛÁ¦¸ñ |
p.87 12¹ø |
ÀÛ¼ºÀÚ |
tlatpd** |
µî·ÏÀÏ |
2018-05-16 |
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Çؼ³Áö¸¦ º¸¸é ÀÌÂ÷ ¾ÕÀÌ °è¼ök°¡ ¾çÀ̾î¾ß ÆǺ°½ÄÀÌ À½¼ö°¡ ³ª¿Â´Ù°í ½áÁ®Àִµ¥ ¿Ö ±×·±°¡¿ä??
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2018-05-20 |
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haeun8** |
µî·ÏÀÏ |
2018-05-20 |
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·Î±×ÀÇ Á¤ÀÇ¿ª¿¡ ÀÇÇØ ÀÌÂ÷½ÄÀÌ 0º¸´Ù Ä¿¾ß Çϸç
´Ù½Ã ¸»Çϸé ÀÌÂ÷ÇÔ¼ö ±×·¡ÇÁ°¡ xÃຸ´Ù À§¿¡ ÀÖ¾î¾ß ÇÔÀ» ÀǹÌÇÕ´Ï´Ù.
ÀÌÂ÷ÇÔ¼ö ±×·¡ÇÁ°¡ À§·Î º¼·ÏÀ̶ó¸é ¸ðµç x¿¡ ´ëÇØ xÃຸ´Ù À§¿¡ ÀÖÀ» ¼ö ¾øÀ¸´Ï
ÀÌÂ÷ÇÔ¼ö ±×·¡ÇÁ´Â ¾Æ·¡·Î º¼·ÏÀ̾î¾ß ÇϹǷΠk>0 À̾î¾ß ÇÕ´Ï´Ù.
¶ÇÇÑ ÀÌÂ÷ÇÔ¼ö ±×·¡ÇÁ¿Í xÃàÀÌ ¸¸³ª´Â Á¡ÀÌ ¾øÀ¸¹Ç·Î ±ÙÀÌ ¾ø±â¶§¹®¿¡ ÆǺ°½Ä D<0 À̾î¾ß ÇÕ´Ï´Ù. |
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1742 |
Áú¹®ÀÌ¿ä |
yangda3** |
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