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2021-05-20 |
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[°øÁö] Àΰ ¼ö°»ý Ä«Ä«¿ÀÅå ÁúÀÇÀÀ´ä ¹æ¹ý |
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2021-05-20 |
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1. Ä«Ä«¿ÀÅå¿¡ ¼±»ý´Ô ¾ÆÀ̵ð Ãß°¡
ȫâÀÇ ¼±»ý´Ô Ä«Ä«¿ÀÅå ¾ÆÀ̵ð : hongdly
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2019-11-12 |
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2019-11-12 |
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º¸±â4¹ø Çؼ³¿¡¼ ln(·çÆ®(x+1)-·çÆ®(x))= -ln(·çÆ®(x+1)+·çÆ®(x)) ·Î º¯È¯Çؼ ·ÎÇÇÅ»¹ÌºÐÇߴµ¥, ÀÌ·¸°Ô º¯È¯¾ÈÇÏ°í ±×³É ¹Ù·Î ·ÎÇÇÅ»¹ÌºÐÇعö¸®¸é ´äÀÌ ¾È±¸ÇØÁö´Âµ¥, Ȥ½Ã ±¸Çϴ°úÁ¤ ¾Ë¼öÀÖÀ»±î¿ä?
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ln(·çÆ®(x+1)-·çÆ®(x)) ¿¡¼ ·ÎÇÇÅ» Àû¿ë ÈÄ
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2019-11-16 |
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2019-11-11 |
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2019-11-11 |
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2019-11-14 |
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2019-11-10 |
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2019-11-14 |
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2019-11-10 |
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2019-11-11 |
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2019-11-10 |
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26° 48ºÐ¿¡¼ ¹ß»êÁ¤¸® ÀÌ¿ëÇؼ ±¸ÇÏ´Â°Ç ¾Ë°Ú´Âµ¥¿ä,, F = (x^2 +y^2 + z^2 ) ( x i + yj + zk ) ÀÌ°Ô = ÀÌ°Å ¾Æ´Ñ°¡????¿ä
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2019-11-11 |
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F = (x^2 +y^2 + z^2 ) ( x i + yj + zk ) = ( x(x^2+y^2+z^2), y(x^2+y^2+z^2), z(x^2+y^2+z^2)) ÀÔ´Ï´Ù. |
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2019-11-09 |
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2019-11-09 |
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2019-11-11 |
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2019-11-09 |
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24° 38ºÐ¿¡ Ç®¾îÁÖ´Â 15¼°´ë ¹®Á¦¿¡¼ 1. ¾çÀÇ ¹æÇâÀ» °®´Â ¸Å²ô·¯¿î ´Ü¼ø Æó°î¼± À̶ó´Â ¸»ÀÌ ¹Ý½Ã°è¹æÇâÀ¸·Î °¡´Â ¸»Àΰǰ¡¿ä????
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2019-11-11 |
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2019-11-09 |
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AB=A^+A¸¦ ¹Ù·Î Çà·Ä½Ä ÃëÇÒ ¼ö ¾ø³ª¿ä? ¾îÂ¥ÇÇ A ¶Ç´Â AÀÇ ¿ªÇà·ÄÀÇ Çà·Ä½ÄÀº -3, -1/3À» ¾Ë°í ÀÖÀ¸´Ï ¹Ù·Î Çà·Ä½ÄÀ» ÃëÇÏ°í ¼ºÁúÀ» ÀÌ¿ëÇؼ ¤ÓA¤Ó¤ÓB¤Ó=¤ÓA¤Ó^+¤ÓA¤Ó°¡(-3)¤ÓB¤Ó=9-3=6 À̹ǷΠ¤ÓB¤Ó´Â -2ÇÏ¸é µÇ´Â°Å ¾Æ´Ñ°¡¿ä? |
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