64的立方根等于？ 64的立方根是多少？
\u221a64\u7684\u7acb\u65b9\u6839\u662f\u591a\u5c11\uff1f 64\u7684\u7acb\u65b9\u6839\u662f\u591a\u5c11\uff1f\u221a64\u7684\u7acb\u65b9\u6839\uff1a2\u300164\u7684\u7acb\u65b9\u6839\uff1a4
\u8ba1\u7b97\u8fc7\u7a0b\uff1a
\u221a64=\u221a(2^6)=2^(6/2)=2^3\uff0c\u6240\u4ee5\u221a64\u7684\u7acb\u65b9\u6839\u4e3a2
64\u7684\u7acb\u65b9\u6839=2^6\u7684\u7acb\u65b9\u6839=2^(6/3)=2^2=4
\u7acb\u65b9\u6839\u4ecb\u7ecd\uff1a
\u5982\u679c\u4e00\u4e2a\u6570\u7684\u7acb\u65b9\u7b49\u4e8ea\uff0c\u90a3\u4e48\u8fd9\u4e2a\u6570\u53eba\u7684\u7acb\u65b9\u6839\uff0c\u4e5f\u79f0\u4e3a\u4e09\u6b21\u65b9\u6839\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u5982\u679cx³=a\uff0c\u90a3\u4e48x\u53eb\u505aa\u7684\u7acb\u65b9\u6839\u3002
\u6ce8\u610f\uff1a\u5728\u5e73\u65b9\u6839\u4e2d\u7684\u6839\u6307\u65702\u53ef\u7701\u7565\u4e0d\u5199\uff0c\u4f46\u7acb\u65b9\u6839\u4e2d\u7684\u6839\u6307\u65703\u4e0d\u80fd\u7701\u7565\u4e0d\u5199\u3002
\u6269\u5c55\u8d44\u6599\uff1a\u7acb\u65b9\u6839\u7684\u6027\u8d28\uff1a
\uff081\uff09\u5728\u5b9e\u6570\u8303\u56f4\u5185\uff0c\u4efb\u4f55\u5b9e\u6570\u7684\u7acb\u65b9\u6839\u53ea\u6709\u4e00\u4e2a\uff1b
\uff082\uff09\u5728\u5b9e\u6570\u8303\u56f4\u5185\uff0c\u8d1f\u6570\u4e0d\u80fd\u5f00\u5e73\u65b9\uff0c\u4f46\u53ef\u4ee5\u5f00\u7acb\u65b9\uff1b
\uff083\uff090\u7684\u7acb\u65b9\u6839\u662f0\uff1b
\uff084\uff09\u7acb\u65b9\u548c\u5f00\u7acb\u65b9\u8fd0\u7b97\uff0c\u4e92\u4e3a\u9006\u8fd0\u7b97\uff1b
\uff085\uff09\u5728\u590d\u6570\u8303\u56f4\u5185\uff0c\u4efb\u4f55\u975e0\u7684\u6570\u90fd\u6709\u4e14\u4ec5\u67093\u4e2a\u7acb\u65b9\u6839\uff08\u4e00\u5b9e\u6839\uff0c\u4e8c\u5171\u8f6d\u865a\u6839\uff09\uff0c\u5b83\u4eec\u5747\u5300\u5206\u5e03\u5728\u4ee5\u539f\u70b9\u4e3a\u5706\u5fc3\uff0c\u7b97\u672f\u6839\u4e3a\u534a\u5f84\u7684\u5706\u5468\u4e0a\uff0c\u4e09\u4e2a\u7acb\u65b9\u6839\u5bf9\u5e94\u7684\u70b9\u6784\u6210\u6b63\u4e09\u89d2\u5f62\uff1b
\uff086\uff09\u5728\u590d\u6570\u8303\u56f4\u5185\uff0c\u8d1f\u6570\u65e2\u53ef\u4ee5\u5f00\u5e73\u65b9\uff0c\u53c8\u53ef\u4ee5\u5f00\u7acb\u65b9\u3002
\u221a64=\u221a(2^6)=2^(6/2)=2^3 \u6240\u4ee5\u221a64\u7684\u7acb\u65b9\u6839\u4e3a2 64\u7684\u7acb\u65b9\u6839=2^6\u7684\u7acb\u65b9\u6839=2^(6/3)=2^2=4
64的立方根=4,4*4*4=64
4
4
4*4*4=64
所以64的立方根等于4.
4
绛旓細4
绛旓細64鐨勭珛鏂规牴鏄4銆傚鏋滀竴涓暟鐨勭珛鏂绛変簬a锛岄偅涔堣繖涓暟鍙玜鐨勭珛鏂规牴锛屼篃绉颁负涓夋鏂规牴锛屼篃灏辨槸璇达紝濡傛灉x³=a锛岄偅涔坸鍙仛a鐨勭珛鏂规牴銆傚湪骞虫柟鏍逛腑鐨勬牴鎸囨暟2鍙渷鐣ヤ笉鍐欙紝浣嗙珛鏂规牴涓殑鏍规寚鏁3涓嶈兘鐪佺暐涓嶅啓銆備换浣曟暟鏈変笖鍙湁涓変釜绔嬫柟鏍癸紝瀹冧滑鍧囧寑鍒嗗竷鍦ㄤ互鍘熺偣涓哄渾蹇冿紝绠楁湳鏍逛负鍗婂緞鐨勫渾鍛ㄤ笂锛屼笁涓珛鏂规牴...
绛旓細鈭4^3=64锛屸埓64鐨勭珛鏂规牴鏄4锛屽嵆涓夋鈭64=4銆
绛旓細C 璇曢鍒嗘瀽锛氭鏁扮殑绔嬫柟鏍规槸姝ｆ暟锛岃礋鏁扮殑绔嬫柟鏍规槸璐熸暟锛0鐨勭珛鏂规牴鏄0锛64鐨勭珛鏂规牴鏄4.鐐硅瘎锛氭绉嶉鐩槸瀵瑰疄鏁扮殑绠鍗曡冩煡锛屽鐢熻鏄庣‘骞虫柟鏍瑰拰绔嬫柟鏍圭殑鍖哄埆銆
绛旓細64梅2锛32 32梅2锛16 16梅2锛8 8梅2锛4 4梅2锛2 64锛2脳2脳2脳2脳2脳2锛4脳4脳4 64鐨勭珛鏂规牴鏄4
绛旓細64鐨勭珛鏂规牴鏄4
绛旓細鈭64=鈭(2^6)=2^(6/2)=2^3 鎵浠モ垰64鐨勭珛鏂规牴涓2 64鐨勭珛鏂规牴=2^6鐨勭珛鏂规牴=2^(6/3)=2^2=4
绛旓細64瀹為檯涓婂氨鏄4³锛岋紙鍗4x4x4),鎶64寮绔嬫柟鍗冲緱绔嬫柟鏍4.
绛旓細64鐨勭珛鏂规牴鏄4 -64鐨勭珛鏂规牴鏄-4 濡傛灉涓涓暟鐨勭珛鏂绛変簬a锛岄偅涔堣繖涓暟鍙玜鐨勭珛鏂规牴锛屼篃绉颁负涓夋鏂规牴銆備篃灏辨槸璇达紝濡傛灉x³=a锛岄偅涔坸鍙仛a鐨勭珛鏂规牴銆傛眰涓涓暟a鐨勭珛鏂规牴鐨勮繍绠楀彨鍋氬紑绔嬫柟銆
绛旓細64鐨勭珛鏂规牴鏄4 -64鐨勭珛鏂规牴鏄-4 濡傛灉涓涓暟鐨勭珛鏂绛変簬a锛岄偅涔堣繖涓暟鍙玜鐨勭珛鏂规牴锛屼篃绉颁负涓夋鏂规牴銆備篃灏辨槸璇达紝濡傛灉x³=a锛岄偅涔坸鍙仛a鐨勭珛鏂规牴銆傛眰涓涓暟a鐨勭珛鏂规牴鐨勮繍绠楀彨鍋氬紑绔嬫柟銆
