3114 |
80ÂÊ 33¹ø |
jwoni20** |
2020-06-18 |
±ÛÁ¦¸ñ |
80ÂÊ 33¹ø |
ÀÛ¼ºÀÚ |
jwoni20** |
µî·ÏÀÏ |
2020-06-18 |
|
adj(A)¸¦ ¾î¶»°Ô ±¸ÇÏ´Â °Ç°¡¿ä ? |
|
¦¦ |
´äº¯ |
hongd** |
2020-06-25 |
±ÛÁ¦¸ñ |
´äº¯ |
ÀÛ¼ºÀÚ |
hongd** |
µî·ÏÀÏ |
2020-06-25 |
|
96ÂÊÀ» Âü°íÇϽøé Á¤ÀǸ¦ ÀÌ¿ëÇÑ °ªÀÇ °è»êÀÌ ¾Æ´Ñ ¼ö¹ÝÇà·Ä½ÄÀÇ °ªÀ» ±¸ÇÏ´Â °ø½ÄÀÌ ÀÖ½À´Ï´Ù. |
|
3113 |
±Ã±ÝÇØ¼ Áú¹®µå¸³´Ï´Ù. |
yllee** |
2020-06-17 |
±ÛÁ¦¸ñ |
±Ã±ÝÇØ¼ Áú¹®µå¸³´Ï´Ù. |
ÀÛ¼ºÀÚ |
yllee** |
µî·ÏÀÏ |
2020-06-17 |
|
¹ÌºÐÇÐ 1ºÎÅÍ ¼ø¼´ë·Î ÀΰÀ» µéÀ¸¸ç ÇнÀÇØ¿Ô°í
ÇöÀç ¼±Çü´ë¼öÇÐ ÆíÀ» µ¶ÇÐÁßÀÔ´Ï´Ù.
¿¹ÀüºÎÅÍ ±Ã±ÝÇߴµ¥ ¼Ò´Ü¿øÀÌ ³¡³¯ ¶§¸¶´Ù ÀÖ´Â ÃâÁ¦¿¹»ó¹®Á¦ Áß ¼±»ý´Ô²²¼ ¼±º°ÇÏ¿© ¸î¹ø ¸î¹ø ¹®Á¦¸¦
Ç®¾îº¸´Â °ÍÀÌ ÁÁ°Ú´Ù¸ç ¾ð±ÞÀ» ÇØÁֽôµ¥,
ÀÌ ¹®Á¦µéÀº ¾î¶² ±âÁØÀ¸·Î ¼±º°ÀÌ µÇ´Â°ÇÁö ±Ã±ÝÇÕ´Ï´Ù.
¹®Ç× À§¿¡ ½áÁ®ÀÖ´Â ÃâÁ¦À²°ú´Â º°·Î ¿¬°üÀÌ Àִ°Š°°Áø ¾Ê°í..
ÀÏ´Ü ¸ðµç ¹®Á¦¸¦ Ç®±â¿£ ½Ã°£ÀÌ ¿À·¡°É¸±°Å°°¾Æ ¼±»ý´Ô²²¼ ÃßÃµÇØÁֽô ¹®Ç×ÀÇ ¹®Á¦µé¸¸ Ç®°íÀÖ±äÇѵ¥
¹®µæ ±Ã±ÝÇØ¼ ÀÌ·¸°Ô ¹®Àǵ帳´Ï´Ù. |
|
¦¦ |
´äº¯ |
hongd** |
2020-06-25 |
±ÛÁ¦¸ñ |
´äº¯ |
ÀÛ¼ºÀÚ |
hongd** |
µî·ÏÀÏ |
2020-06-25 |
|
ÃâÁ¦¿¹»ó¹®Á¦´Â ¾ÕÀÇ ¹®Á¦¸¦ ´Ù Ç®°í ÀÌÇØÇßÀ¸¸é ½¬¿î¹®Á¦¸¦ Ç®Çʿ䰡 ¾ø¾î¼ Á¶±Ý ³ªÀ̵µ ÀÖ´Â ¹®Á¦¸¦ Ç®¾îº¸¶ó°í Ã¼Å©ÇØÁØ °ÍÀÔ´Ï´Ù. ´ÙǪ´Â °ÍÀ» ¿øÄ¢À¸·Î ÇÏÁö¸¸ ½Ã°£ÀÌ ºÎÁ·ÇÑ ÇлýÀ» À§Çؼ Ã¼Å©ÇØÁØ °ÍÀÔ´Ï´Ù. ±×·¡¼ ½¬¿î ¹®Á¦´Â Ã¼Å©ÇØÁÖÁö ¾Ê¾Ò½À´Ï´Ù. ½¬¿î¹®Á¦¶óµµ ÃâÁ¦À²ÀÌ ³ôÀº ¹®Á¦µéÀÌ ÀÖ½À´Ï´Ù.
|
|
3112 |
288p 1¹ø¹®Á¦ Áú¹®ÀÖ½À´Ï´Ù. |
jwoni20** |
2020-06-17 |
±ÛÁ¦¸ñ |
288p 1¹ø¹®Á¦ Áú¹®ÀÖ½À´Ï´Ù. |
ÀÛ¼ºÀÚ |
jwoni20** |
µî·ÏÀÏ |
2020-06-17 |
|


ÀÌ°Ç ÀÌÇØ°¡ °¡´Âµ¥ Ç®À̸¦ º¸´Ï 4°¡ °öÇØÁ® ÀÖ´õ¶ó±¸¿ä. 4´Â ¾îµð¼ ³ª¿Â°Ç°¡¿ä ?
|
|
¦¦ |
´äº¯ |
hongd** |
2020-06-25 |
±ÛÁ¦¸ñ |
´äº¯ |
ÀÛ¼ºÀÚ |
hongd** |
µî·ÏÀÏ |
2020-06-25 |
|
»çÁøÀÌ º¸ÀÌÁö ¾Ê¾Æ¼ ´äº¯ÀÌ Èûµå³×¿ä.
Çпø¿¡ ¹®ÀÇÇϼż »çÁøÀÌ º¸ÀÌ´Â ¹æ¹ýÀ¸·Î ¿Ã·Á µå¸®¸é °í¸¿½À´Ï´Ù.
´Ù½Ã »çÁøÀ» ¿Ã·ÁÁÖ¼¼¿ä. |
|
3111 |
[03] ¿©·¯ °¡Áö ÇÔ¼öÀÇ ¹ÌºÐ¹ý (1) ÇÕ¼ºÇÔ¼öÀÇ ¹ÌºÐ¹ý - ±¤¿î´ë º°µµ¹®Á¦ |
vinusyk9** |
2020-06-17 |
±ÛÁ¦¸ñ |
[03] ¿©·¯ °¡Áö ÇÔ¼öÀÇ ¹ÌºÐ¹ý (1) ÇÕ¼ºÇÔ¼öÀÇ ¹ÌºÐ¹ý - ±¤¿î´ë º°µµ¹®Á¦ |
ÀÛ¼ºÀÚ |
vinusyk9** |
µî·ÏÀÏ |
2020-06-17 |
|
ÀÌ ¹®Á¦ Ç®ÀÌ¿¡¼ ±³¼ö´ÔÀÌ g(-5)¸¦ k ·Î ³õÀ¸½Ã°í xµµ k·Î ³õÀ¸¼Ì´Âµ¥ À̵ΰ¡Áö¸¦ °°Àº k ·Î °¡Á¤Çصµ µÇ´Â ÀÌÀ¯°¡ ±Ã±ÝÇÕ´Ï´Ù.
|
|
¦¦ |
´äº¯ |
hongd** |
2020-06-25 |
±ÛÁ¦¸ñ |
´äº¯ |
ÀÛ¼ºÀÚ |
hongd** |
µî·ÏÀÏ |
2020-06-25 |
|
³ªÁß¿¡ x´ë½Å¿¡ k¸¦ ´ëÀÔÇÑ °ÍÀÔ´Ï´Ù. ÁÖ¾îÁø ÇüŸ¦ ¸¸µé±â À§Çؼ ¹ÌÁö¼ö x¿¡ k¸¦ ´ëÀÔÇÑ °ÍÀÔ´Ï´Ù. |
|
3110 |
¹Ø ³»¿ë ´Ù½Ã Áú¹®µå¸³´Ï´Ù! |
jch84** |
2020-06-17 |
±ÛÁ¦¸ñ |
¹Ø ³»¿ë ´Ù½Ã Áú¹®µå¸³´Ï´Ù! |
ÀÛ¼ºÀÚ |
jch84** |
µî·ÏÀÏ |
2020-06-17 |
|


À§ »çÁø°ú °°Àº ¹®Á¦¿´½À´Ï´Ù. Ç®À̸¦ ÇÏ´Ù°¡ µµÀúÈ÷ ¸ð¸£°Ú¾î¼ ¸ØÃè´Âµ¥, ¹Ø »çÁøÀÇ \'¹®ÀåÀ¸·Î µÈ ÃÖ´ë, ÃÖ¼Ò ¹®Á¦ Ç®À̹ý\' À» ºÁµµ ÀÌÇØ°¡ Àß °¡Áö ¾Ê¾Æ Áú¹®µå¸³´Ï´Ù..!!
|
|
¦¦ |
´äº¯ |
hongd** |
2020-06-25 |
±ÛÁ¦¸ñ |
´äº¯ |
ÀÛ¼ºÀÚ |
hongd** |
µî·ÏÀÏ |
2020-06-25 |
|
»çÁøÀÌ º¸ÀÌÁö ¾Ê¾Æ¼ Çпø¿¡ Áú¹®Çϼ¼¿ä. ¾î ¶»°Ô ¿Ã¸±¶§ »çÁøÀÌ º¸ÀÌ´ÂÁö¿ä.
¼±»ý´Ô ´äº¯¶õ¿¡ »çÁøÀÌ º¸ÀÌÁö ¾Ê¾Æ¼ Áú¹®¿¡ ´äº¯À» µå¸± ¼ö °¡ ¾ø¾î¼¿ä. ¹Ì¾ÈÇÕ´Ï´Ù. |
|
3109 |
206p 24¹ø ¤§ |
y591** |
2020-06-15 |
±ÛÁ¦¸ñ |
206p 24¹ø ¤§ |
ÀÛ¼ºÀÚ |
y591** |
µî·ÏÀÏ |
2020-06-15 |
|
º¸±â ¤§ À» ±ØÇÑ ºñ±³ ÆÇÁ¤¹ýÀ¸·Î ¤½Ç®±âÀ§ÇØ gx¸¦ x2ºÐÀÇ3½ÂÀ¸·Î ³õ°í Ç®¸é ¼ö·ÅÀÌ ³ª¿À´Âµ¥ ¹¹°¡À߸ø µÇ¾ú´ÂÁö ¸ð¸£°Ú½À´Ï´Ù. |
|
¦¦ |
´äº¯ |
hongd** |
2020-06-25 |
±ÛÁ¦¸ñ |
´äº¯ |
ÀÛ¼ºÀÚ |
hongd** |
µî·ÏÀÏ |
2020-06-25 |
|
gx°¡ ¾îµð ÀÖ½À´Ï±î? ¸è±Þ¼ö¸¦ ÀÌ¿ëÇÏ¿© sinx = x·Î ³õ°í Ç®¾î¾ß ÇÕ´Ï´Ù. |
|
3108 |
Áú¹®µå¸³´Ï´Ù. |
jch84** |
2020-06-14 |
±ÛÁ¦¸ñ |
Áú¹®µå¸³´Ï´Ù. |
ÀÛ¼ºÀÚ |
jch84** |
µî·ÏÀÏ |
2020-06-14 |
|
¹ÌÀûºÐÇÐ °øºÎ¸¦ ÇÏ´Ù°¡ º» ¹®Á¦Àä Ç®À̸¦ µµÀúÈ÷ ¸ð¸£°Ú¾î¼ Ȥ½Ã³ª °¡´ÉÇϽôٸé Ç®ÀÌ °¡´ÉÇϽÅÁö Áú¹® µå¸³´Ï´Ù! ±¤°íÁö¿¡ 50Á¦°ö¼¾Æ¼¹ÌÅÍ ºÐ·®¿¡ ÇØ´çÇÏ´Â ³»¿ëÀ» Á÷»ç°¢Çü ¸ð¾çÀ¸·Î ÀμâÇÏ·Á°í ÇÑ´Ù. ¾Æ·¡Âʰú À§ÂÊÀº °¢°¢ Èò ¿©¹éÀÌ 4cm¾¿, ¿·ÂÊÀº °¢°¢ ¿©¹éÀÌ 2cm¾¿ µÇµµ·Ï ÀμâÇÒ °æ¿ì, Á¾ÀÌÀÇ »ç¿ëÀ» ÃÖ¼ÒȽÃŰ´Â ±¤°íÁöÀÇ Ä¡¼ö(°¡·Î,¼¼·Î)¸¦ ±¸ÇÏ¿©¶ó. ÀÌ·± ¹®Á¦Àä. °ÀÇ ±³Àç¿¡´Â ¾ø´Â ³»¿ëÀÌÁö¸¸ ¾Ë·ÁÁֽŴٸé Á¤¸» °¨»çÇϰڽÀ´Ï´Ù¤Ð¤Ð
|
|
¦¦ |
´äº¯ |
hongd** |
2020-06-15 |
±ÛÁ¦¸ñ |
´äº¯ |
ÀÛ¼ºÀÚ |
hongd** |
µî·ÏÀÏ |
2020-06-15 |
|
±¤°íÁö¿¡ 50Á¦°ö ¼¾Æ¼¹ÌÅÍÀÇ ºÐ·®¿¡ ÇØ´çÇÏ´Â ³»¿ëÀÌ ¹«¾úÀ» ÀǹÌÇմϱî?
ÀμâÇÏ´Â ºÎºÐÀÇ ¸éÀûÀ» ÀǹÌÇÏ´Â °ÍÀԴϱî?
Á¤È®ÇÑ Ç®À̸¦ ÇÏ·Á¸é ¹®Á¦°¡ ÀÖ´Â ¹ÌÀûºÐÇб³À縦 »çÁøÂï¾î º¸³»Áֽøé Ç®ÀÌ ÀÚ¼¼È÷ ÇØµå¸®°Ú½À´Ï´Ù. |
|
3107 |
°ø°£ÀÇ °î·ü °ø½Ä Áú¹®ÇÕ´Ï´Ù |
rhwngml05** |
2020-06-13 |
±ÛÁ¦¸ñ |
°ø°£ÀÇ °î·ü °ø½Ä Áú¹®ÇÕ´Ï´Ù |
ÀÛ¼ºÀÚ |
rhwngml05** |
µî·ÏÀÏ |
2020-06-13 |
|
°ø°£ÀÇ °î·ü°ø½Ä °ø½Ä¿¡¼
X\'¡¿X\'\'
i j k
x\' y\' z\'
x\'\' y\'\' z\"
À̰аè»ê ¾î¶»°Ô ÇÏ´ÂÁö ÀÚ¼¼È÷ ¾Ë·ÁÁÖ¼¼¿ä |
|
¦¦ |
´äº¯ |
hongd** |
2020-06-15 |
±ÛÁ¦¸ñ |
´äº¯ |
ÀÛ¼ºÀÚ |
hongd** |
µî·ÏÀÏ |
2020-06-15 |
|
Çà·Ä½ÄÀÇ °è»êÀº ¼±Çü´ë¼öÇп¡ °¡¸é ÀÚ¼¼È÷ ¹è¿ó´Ï´Ù. Áö±ÝÀº ¼±»ý´ÔÀÌ ¾â·ÁÁØ ¹æ¹ýÀ» ¾Ï±â¸¸ ÇØµÎ ¼¼¿ä,
¼±Çü´ë¼öÇп¡°¡¼ ³ª¿À´Â ¿ø¸®¸¦ ÀÚ¼¼È÷ ¹è¿ì´Ï Áö±ÝÀº ³Ñ¾î°¡¼Åµµ µË´Ï´Ù. |
|
3106 |
º¹½À¹æ¹ý |
dnjswns** |
2020-06-12 |
±ÛÁ¦¸ñ |
º¹½À¹æ¹ý |
ÀÛ¼ºÀÚ |
dnjswns** |
µî·ÏÀÏ |
2020-06-12 |
|
¼öÇÐÀ» ¾î¶»°Ô º¹½ÀÇØ¾ßÇÏ´ÂÁö °¨ÀÌ Àß ¿ÀÁö ¾Ê½À´Ï´Ù. ¸ðµç ¹®Á¦¸¦ º¹½ÀÇÏ´Â °Íµµ ÇѰ谡 ÀÖ°í ¸î¹ø Ç®¾îº¸´Ùº¸¸é Ç®À̰úÁ¤ÀÌ Àͼ÷ÇØÁ®¼ Á¦°¡ °°Àº À¯ÇüÀÇ ´Ù¸¥ ¹®Á¦¸¦ Ç® ¼ö ÀÖ´ÂÁöµµ Çò°¥¸®°Ô µË´Ï´Ù. Ȥ½Ã ±¦ÂúÀº ¼öÇк¹½À ·çƾÀÌ ÀÖÀ»±î¿ä? |
|
¦¦ |
´äº¯ |
hongd** |
2020-06-15 |
±ÛÁ¦¸ñ |
´äº¯ |
ÀÛ¼ºÀÚ |
hongd** |
µî·ÏÀÏ |
2020-06-15 |
|
°³³ä°ú ¹®Á¦¸¦ ´ÙÇ®¾îº¸½Ã°í ÀÌÇØÇÏ¸é µË´Ï´Ù. Ç®Áö ¸øÇÑ ¹®Á¦´Â Ã¼Å©ÇØµÎ¼Ì´Ù°¡ ´Ù½Ã ¹Ýº¹ÇÒ ¶§ °øºÎÇÏ½Ã¸é µË´Ï´Ù.
±×¸®°í °³³äÀÌ ³¡³ª¸é ¸ÅÀÏ Å×½ºÆ® Ç®¾îº¸½Ã°í ½ÃÇèÀ» ²À º¸½Ã°í ºÎÁ·ÇÑ ºÎºÐÀ» ´Ù½Ã °øºÎÇÏ´Â ¹æ¹ýÀ¸·Î °øºÎÇÏ½Ã¸é µË´Ï´Ù. ±×¸®°í »¡¸® ÀüüÁøµµ ³¡³»½Ã°í ´Ù½ÃÇѹø ¹Ýº¹ÇÏ½Ã°í ±âÃâ¹®Á¦ ¸ðÀǰí»ç ÃÖÁ¾¸¶¹«¸®µîÀ» Ç®¾îº¸½Ã¸é µË´Ï´Ù. |
|
3105 |
ÃâÁ¦¿¹»ó¹®Á¦ |
ml16** |
2020-06-11 |
±ÛÁ¦¸ñ |
ÃâÁ¦¿¹»ó¹®Á¦ |
ÀÛ¼ºÀÚ |
ml16** |
µî·ÏÀÏ |
2020-06-11 |
|
ÃâÁ¦¿¹»ó¹®Á¦´Â ¿ø·¡ ÇØ¼³ °Àǰ¡ ¾ø³ª¿ä? |
|
¦¦ |
´äº¯ |
hongd** |
2020-06-15 |
±ÛÁ¦¸ñ |
´äº¯ |
ÀÛ¼ºÀÚ |
hongd** |
µî·ÏÀÏ |
2020-06-15 |
|
ÃâÁ¦¿¹»ó¹®Á¦´Â ÇØ¼³ °ÀǸ¦ ÇÏÁö ¾Ê¾Ò½À´Ï´Ù. ¾ÕºÎºÐÀÇ ³»¿ëÀ» ÀÌÇØÇÏ½Ã¸é ¿¬½À¹®Á¦´Â Ç®¼ö ÀÖÀ» °ÍÀ̶ó »ý°¢Çؼ Âû¿µÇÏÁö ¾Ê¾Ò½À´Ï´Ù.
ÃâÁ¦¿¹»ó¹®Á¦´Â ÇØ¼³À» º¸½Ã°í ¸ð¸£´Â °ÍÀÌ ¸¹ÀÌ ÀÖÀ¸¸é ¾ÕºÎºÐÀÇ µ¿¿µ»ó°ú ¹®Á¦¸¦ ¿©·¯¹ø Ç®¾îº¸½Ã´Â °ÍÀÌ ´õ ÁÁ½À´Ï´Ù.
±×·¡µµ ²À Ç®¾îº¸½Ã°í ¸ð¸£´Â °ÍÀÌ ÀÖÀ¸¸é Áú¹®À» ÇÏ¼Å¾ß ÇÕ´Ï´Ù. Áú¹®À» ÀÚ¼¼È÷ ´äº¯Çص帮°Ú½À´Ï´Ù.
Äڷγª19 Á¶½ÉÇÏ½Ã°í ¿°øÇϼ¼¿ä. |
|
3104 |
362ÂÊ À¯ÇüÇнÀ 1¹ø |
kob141** |
2020-06-10 |
±ÛÁ¦¸ñ |
362ÂÊ À¯ÇüÇнÀ 1¹ø |
ÀÛ¼ºÀÚ |
kob141** |
µî·ÏÀÏ |
2020-06-10 |
|
(°¡)¹ø f(4)>=13¿¡¼ ½ÇÁ¦ ¹üÀ§°¡ f(4)>= 14°¡ ³ª¿À´Âµ¥ ±×·³ f(4)´Â 13Àº µÉ¼ö ¾ø´Â°Çµ¥
¹üÀ§¸¦ 13ºÎÅÍ ¼³Á¤ÇÑ´Ù°í ÇØ¼ ´äÀÌ µÇ´Â°Ç ¾Æ´ÏÁö ¾Ê³ª¿ä? ¹üÀ§¸¦ Æ÷ÇÔÇÏ´õ¶óµµ
°á±¹ f(4)°¡ 13ÀÌ µÉ¼ö´Â ¾ø´Â°ÅÀݾƿä. |
|
¦¦ |
´äº¯ |
hongd** |
2020-06-15 |
±ÛÁ¦¸ñ |
´äº¯ |
ÀÛ¼ºÀÚ |
hongd** |
µî·ÏÀÏ |
2020-06-15 |
|
¹®Á¦¸¦ Ç®¸é f(4)>=14À̳ª¿É´Ï´Ù. Áï f(4)¸¦ ¸¸Á·ÇÏ´Â °ªÀ» ³ª¿Çϸé 14, 15, 16 ,17....>=13 À» ¸¸Á·ÇϹǷΠÁÖ¾îÁø Á¶°ÇÀ» ¸¸Á·ÇÏ´Â °ÍÀ̺ó´Ù. |
|
3103 |
µµÇÔ¼ö[01] À¯ÇüÇнÀ7 Áú¹®ÀÔ´Ï´Ù. |
wjdtjdgns9** |
2020-06-09 |
±ÛÁ¦¸ñ |
µµÇÔ¼ö[01] À¯ÇüÇнÀ7 Áú¹®ÀÔ´Ï´Ù. |
ÀÛ¼ºÀÚ |
wjdtjdgns9** |
µî·ÏÀÏ |
2020-06-09 |
|
µµÇÔ¼ö[01] À¯ÇüÇнÀ7 Áú¹®ÀÔ´Ï´Ù.
°ÀÇ¿¡¼³ª ´äÁö¿¡¼³ª ÇÔ¼ö¸¦ ¹ÌºÐÇϰí, ¹ÌºÐÇÐ ½ÄÀ» »ï°¢ÇÔ¼öÀÇ ÇÕ¼º°ø½ÄÀ» ÀÌ¿ëÇÏ¿© »ï°¢¹æÁ¤½ÄÀ» ±¸Çߴµ¥ ¿Ö ¹Ì¸® ÇÕ¼º ÈÄ ¹ÌºÐÀ» ÇÏ¸é ¾È Ç®¸®´ÂÁö ±Ã±ÝÇÕ´Ï´Ù.
|
|
¦¦ |
´äº¯ |
hongd** |
2020-06-15 |
±ÛÁ¦¸ñ |
´äº¯ |
ÀÛ¼ºÀÚ |
hongd** |
µî·ÏÀÏ |
2020-06-15 |
|
¹Ì¸® ÇÕ¼ºÇÔ¼ö¸¦ ÇØ¼ ¹ÌºÐÇÏ¿©µµ °°½À´Ï´Ù.
f(x) = 2 sin(x+pi/6) ¹ÌºÐÇϸé f'(x) = 2 cos(x+pi/6)=0¿¡¼ a+pi/6 = pi/2 , 3pi/2¿¡¼
a´Â pi/3 ,4pi/3ÀÌ ³ª¿É´Ï´Ù. ´Ù½Ã °è»êÇØº¸¼¼¿ä. |
|
3102 |
106p 58¹ø |
dnjswns** |
2020-06-09 |
±ÛÁ¦¸ñ |
106p 58¹ø |
ÀÛ¼ºÀÚ |
dnjswns** |
µî·ÏÀÏ |
2020-06-09 |
|
Ç®ÀÌ Áß°£¿¡ (4¹øÂ°ÁÙ)
2ÆÄÀÌ ¡ò sinx/1+cos^2 dx
¿¡¼¿ä ºÐÀÚ ºÐ¸ð¿¡ -2¸¦ °öÇØÁÖ°í ¡ò f\'(x)/f(x) dx ²Ã·Î ¸¸µé¾î¼ [1/f(x)] ²Ã Áï, -ÆÄÀÌ [1/cos^2 + 1] ÀÇ ²Ã·Î ¸¸µé¸é cosx=t ·Î ġȯÇÏ´Â °Í°ú ¿Ö °á°ú°¡ ´Þ¶óÁö´Â°ÇÁö ±Ã±ÝÇÕ´Ï´Ù.
|
|
¦¦ |
´äº¯ |
hongd** |
2020-06-15 |
±ÛÁ¦¸ñ |
´äº¯ |
ÀÛ¼ºÀÚ |
hongd** |
µî·ÏÀÏ |
2020-06-15 |
|
57, 58¹ø¿¡µµ ±×·±½ÄÀÌ ¾ø´Âµ¥¿ä. Áú¹®À¸·Î ¹Ù¼ ºÐ¸ð¸¦ ¹ÌºÐÇÏ¸é ºÐÀÚ°¡ ´Ï¿ÀÁö ¾Ê½À´Ï´Ù. ±×·¡¼ °ø½ÄÀ» ÀÌ¿ëÇÒ ¼ö ¾ø¾î¼ ´äÀÌ Æ²¸° °Í °°½À´Ï´Ù. |
|
3101 |
98p 28¹ø |
dnjswns** |
2020-06-09 |
±ÛÁ¦¸ñ |
98p 28¹ø |
ÀÛ¼ºÀÚ |
dnjswns** |
µî·ÏÀÏ |
2020-06-09 |
|
Ç®À̰úÁ¤ ¸Ç ¸¶Áö¸· ½Ä
[-t * eÀÇ -t^2 ½Â] (0ºÎÅÍ ¹«ÇÑ´ë) + ÀÎÅ×±×¶ö eÀÇ - t^2½Â dt
ÀÌ ºÎºÐ Ç®À̰úÁ¤ Á» ¾Ë·ÁÁÖ¼¼¿ä. °á°ú°¡ ·çÆ® ÆÄÀÌ / 2 Àε¥ °úÁ¤À» ¸ð¸£°Ú½À´Ï´Ù. |
|
¦¦ |
´äº¯ |
hongd** |
2020-06-15 |
±ÛÁ¦¸ñ |
´äº¯ |
ÀÛ¼ºÀÚ |
hongd** |
µî·ÏÀÏ |
2020-06-15 |
|
ÁÖ¾îÁø ½Ä¿¡¼ ·çÆ®x¸¦ t·Î ġȯÇÏ¿© ÀûºÐÀ» º¯ÇüÇÑ´ÙÀ½¿¡ ÀûºÐ°ø½ÄÀ» ÀÌ¿ëÇÏ¿© ±¸ÇÏ´Â °ÍÀÔ´Ï´Ù.
ÀÌ ¶§ ÀÎÅ×±×¶ö 0ºÎÅÍ ¹«ÇÑ´ë eÀÇ - t^2½Â dt ÀÇ °ªÀº ÁßÀûºÐ¿¡¼ ¹è¿ì°í Áõ¸íÇÏ°Ô µÇ±â ¶§¹®¿¡ Á¤ÀûºÐ¿¡¼ °ø½ÄÀ̶ó »ý°¢ÇÏ°í ¾Ï±âÇÏ¼Å¾ß ÇÕ´Ï´Ù. |
|
3100 |
320 page. ÇÔ¼öÀÇ ´ë¼Ò°ü°è¹®Á¦ |
kob141** |
2020-06-08 |
±ÛÁ¦¸ñ |
320 page. ÇÔ¼öÀÇ ´ë¼Ò°ü°è¹®Á¦ |
ÀÛ¼ºÀÚ |
kob141** |
µî·ÏÀÏ |
2020-06-08 |
|
ÇÔ¼ö µÎ°³¸¦ »©¼ ±ØÇÑÀ» ÃëÇØ ´ë¼Ò°ü°è¸¦ ÆÇº°ÇÏ´Â°Ç ÀÌÇØÇߴµ¥
¹ÌºÐÀ» ÇÏ´Â ÀÌÀ¯´Â ¹«¾ùÀΰ¡¿ä?
¹ÌºÐÀ» ÇÏÁö¾Ê°í ¸®¹ÌÆ® 0°ú ¹«ÇÑ¿¡¼ ÇÔ¼ö³¢¸®ÀÇ »«°ªÀÌ ¸¶À̳ª½ºÀΰŸ¸ ¾Ë¸é
´ë¼Ò°ü°è¸¦ È®ÀÎÇÒ ¼ö ÀÖÁö ¾Ê³ª ÇØ¼ ¿©Â庾´Ï´Ù. |
|
¦¦ |
´äº¯ |
hongd** |
2020-06-15 |
±ÛÁ¦¸ñ |
´äº¯ |
ÀÛ¼ºÀÚ |
hongd** |
µî·ÏÀÏ |
2020-06-15 |
|
Áß°£¿¡ °ªÀÌ ¾î¶»°Ô º¯ÇÒ¼ö ÀÖ´ÂÁö ¾Ë ¼ö ¾øÀ¸¹Ç·Î ¹ÌºÐÀ»ÇÏ¿© ÃÖ¼Ú(´ñ)°ªÀ» ÀÌ¿ëÇÏ´Â °ÍÀÔ´Ï´Ù. |
|