64的立方根的平方根是多少 64的平方根是几？立方根呢？
\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
64\u7684\u5e73\u65b9\u6839\u662f\uff1a\uff08\u00b18\uff09\uff0c64\u7684\u7acb\u65b9\u6839\u662f\uff1a\uff084\uff09\u3002
64\u7684\u5e73\u65b9\u6839\u8bb0\u4e3a\uff1a\u00b1\u221a64=\u00b18\uff1b64\u7684\u7b97\u672f\u5e73\u65b9\u6839\u8bb0\u4e3a\uff1a\u221a64=8.
64的立方根=4，立方根你可以理解成什么数的三次方等于64，所以4的三次方等于64
4的平方根=+-2（正负2）可以理解成什么数的平方等于4，有两个答案正负2都可以
所以64立方根的平方根等于±2
64的立方根是4
4的平方根是2
64的立方根的平方根是：士2
³√64=4
±√4=±2
因此是±2
绛旓細鈭64=8锛屸埓64鐨勭珛鏂规牴鏄2锛屸埓64鐨勭珛鏂规牴鐨勫钩鏂规牴鏄卤2鏁呯瓟妗堜负锛毬2锛
绛旓細64鐨勭珛鏂规牴鏄4锛4鐨勫钩鏂规牴鏄璐2
绛旓細64鐨勭珛鏂规牴鐨勫钩鏂规牴4
绛旓細64鐨勭珛鏂规牴鐨勫钩鏂规牴鏄2;璇烽噰绾 濡傛灉浣犺鍙垜鐨勫洖绛旓紝鏁鍙婃椂閲囩撼锛寏濡傛灉浣犺鍙垜鐨勫洖绛旓紝璇峰強鏃剁偣鍑汇愰噰绾充负婊℃剰鍥炵瓟銆戞寜閽 ~~鎵嬫満鎻愰棶鐨勬湅鍙嬪湪瀹㈡埛绔彸涓婅璇勪环鐐广愭弧鎰忋戝嵆鍙倊浣犵殑閲囩撼鏄垜鍓嶈繘鐨勫姩鍔 ~~O(鈭鈭)O锛岃寰楀ソ璇勫拰閲囩撼锛屼簰鐩稿府鍔 ...
绛旓細64鐨勭珛鏂规牴鏄4锛4鐨勭畻鏈钩鏂规牴鏄2锛屾墍浠64鐨勭珛鏂规牴鐨勭畻鏈钩鏂规牴鏄2
绛旓細鈭 64 =8锛屸埓8鐨勫钩鏂规牴涓卤2 2 锛8鐨勭珛鏂规牴涓 3 8 =2锛庢晠绛旀涓猴細2锛屄2 2 锛
绛旓細鈭43=64锛屸埓64鐨勭珛鏂规牴鏄 4锛涒埖锛埪8锛2=64锛屸埓64鐨勫钩鏂规牴鏄8锛涚畻鏈钩鏂规牴鏄8锛屾晠绛旀涓4锛屄8锛8锛
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銆绔嬫柟鏍圭殑鐩稿叧鎬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鐨勫钩鏂规牴鏄锛氾紙卤8锛夛紝64鐨勭珛鏂规牴鏄細锛4锛夈64鐨勫钩鏂规牴璁颁负锛毬扁垰64=卤8锛64鐨勭畻鏈钩鏂规牴璁颁负锛氣垰64=8.
绛旓細64鐨勭珛鏂规牴鏄8锛屸埖64=8锛屸埓64鐨勫钩鏂规牴鏄8=卤22锛屾晠绛旀涓猴細8锛22锛
