谁知道64的立方根是多少啊？过程哦 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÷2＝3232÷2＝16
16÷2＝8
8÷2＝4
4÷2＝2
64＝2×2×2×2×2×2＝4×4×4
64的立方根是4
64=4³
所以64的立方根是4
4*4*4=64,所以是4
64的立方根=4
4
绛旓細64鐨勭珛鏂规牴鏄4銆傚鏋滀竴涓暟鐨勭珛鏂圭瓑浜巃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
绛旓細4~鍥犱负4*4*4绛変簬64
绛旓細64鐨勭珛鏂规牴鏄4 鍥犱负64=4*4*4锛屾墍浠64寮绔嬫柟灏辨槸4銆傜珛鏂规牴鐨勭浉鍏虫ц川锛1銆0鐨勭珛鏂规牴鏄0 2銆佺珛鏂瑰拰寮绔嬫柟杩愮畻锛屼簰涓洪嗚繍绠椼3銆佸湪澶嶆暟鑼冨洿鍐咃紝浠讳綍闈0鐨勬暟閮芥湁涓斾粎鏈3涓珛鏂规牴锛堜竴瀹炴牴锛屼簩鍏辫江铏氭牴锛夛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瀵瑰簲鐨勭偣鏋勬垚姝ｄ笁瑙掑舰銆4銆...
绛旓細64鐨勭珛鏂规牴鏄4 鍥犱负64=4*4*4锛屾墍浠64寮绔嬫柟灏辨槸4銆傜珛鏂规牴鐨勭浉鍏虫ц川锛1銆0鐨勭珛鏂规牴鏄0 2銆佺珛鏂瑰拰寮绔嬫柟杩愮畻锛屼簰涓洪嗚繍绠椼3銆佸湪澶嶆暟鑼冨洿鍐咃紝浠讳綍闈0鐨勬暟閮芥湁涓斾粎鏈3涓珛鏂规牴锛堜竴瀹炴牴锛屼簩鍏辫江铏氭牴锛夛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瀵瑰簲鐨勭偣鏋勬垚姝ｄ笁瑙掑舰銆4銆...
绛旓細4
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4
绛旓細64鐨勭珛鏂规牴=4,4*4*4=64
绛旓細4 鍒嗘瀽锛氬鏋滀竴涓暟x鐨勭珛鏂圭瓑浜巃锛岄偅涔坸鏄痑鐨勭珛鏂规牴锛屾牴鎹瀹氫箟姹傝В鍗冲彲锛庤В锛氣埖4鐨勭珛鏂绛変簬64锛屸埓64鐨勭珛鏂规牴绛変簬4锛
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
