华东师大版八年级下册数学课本复习题答案 华东师大版八年级下册数学课本所有习题答案
\u534e\u4e1c\u5e08\u5927\u7248\u516b\u5e74\u7ea7\u4e0b\u518c\u6570\u5b66\u8bfe\u672c\u5404\u7ae0\u590d\u4e60\u9898\u7b54\u6848\u7ec3\u4e60
1. \u7ea6\u5206\uff1a
\uff081\uff092x/(3y) \uff1b \uff082\uff09-2a/(3b) \uff1b \uff083\uff091/(x-a) \uff1b \uff084\uff09(x-2)/y .
2. \u901a\u5206\uff1a
\uff081\uff09 4y/(12x^2y),5x/(12x^2y)\uff1b \uff082\uff09(x-1)/[x(x-1)(x 1)] \uff0c(x 1)/[(x(x 1)(x-1)] .
3. \u519b\u8bad\u671f\u95f4\uff0c\u5c0f\u534e\u6253\u9776\u7684\u6210\u7ee9\u662fm\u53d19\u73af\u548cn\u53d17\u73af\uff0c\u8bf7\u95ee\uff0c\u5c0f\u534e\u7684\u5e73\u5747\u6210\u7ee9\u662f\u6bcf\u53d1\u591a\u5c11\u73af\uff1f
16/(m n)
\u4e60\u989817.1
1. \u7528\u5206\u5f0f\u586b\u7a7a\uff1a
\uff081\uff09 \u5c0f\u660et\u5c0f\u65f6\u8d70\u4e86s\u5343\u7c73\u7684\u8def\uff0c\u5219\u4ed6\u8d70\u8fd9\u6bb5\u8def\u7684\u5e73\u5747\u901f\u5ea6\u662f\uff3fs/t\uff3f\uff3f\uff3f\u5343\u7c73/\u65f6\uff1b
\uff082\uff09 \u4e00\u8d27\u8f66\u9001\u8d27\u4e0a\u5c71\uff0c\u4e0a\u5c71\u901f\u5ea6\u4e3ax\u5343\u7c73/\u65f6\uff0c\u4e0b\u5c71\u901f\u5ea6\u4e3ay\u5343\u7c73/\u65f6\uff0c\u5219\u8be5\u8d27\u8f66\u7684\u5e73\u5747\u901f\u5ea6\u4e3a\uff3f\uff3f2xy/(x y)\uff3f\uff3f\u5343\u7c73/\u65f6.
2. \u6307\u51fa\u4e0b\u5217\u6709\u7406\u5f0f\u4e2d\uff0c\u54ea\u4e9b\u662f\u5206\u5f0f\uff1f
1,4,5
3. \u5f53x\u53d6\u4ec0\u4e48\u503c\u65f6\uff0c\u4e0b\u5217\u5206\u5f0f\u6709\u610f\u4e49\uff1f
\uff081\uff09x\u4e0d=0 \uff1b \uff082\uff09x\u4e0d=-2 \uff1b \uff083\uff09x\u4e0d=-1/4 \uff1b \uff084\uff09x\u4e0d=5/3 .
4. \u901a\u5206\uff1a
\uff081\uff09c^2/(abc) \u3001a^2/(abc) \u3001b^2/(abc) \uff1b \uff082\uff09(x 1)/[x(x 1)^2]\uff0c-x/[x(x 1)^2] .
5. \u67d0\u673a\u68b0\u5382\u6b32\u6210\u6279\u751f\u4ea7\u67d0\u79cd\u96f6\u4ef6\uff0c\u7b2c\u4e00\u9053\u5de5\u5e8f\u9700\u8981\u5c06\u4e00\u6279\u957fl\u5398\u7c73\u3001\u5e95\u9762\u534a\u5f84\u4e3a2r\u5398\u7c73\u7684\u5706\u94a2\u953b\u9020\u6210\u5e95\u9762\u534a\u5f84\u4e3ar \u5398\u7c73\u7684\u5706\u94a2.\u8bf7\u95ee\u953b\u9020\u540e\u7684\u5706\u94a2\u957f\u591a\u5c11\u5398\u7c73\uff1f
1*\u6d3e(2r)^2=x*\u6d3er^2
x=4cm
\u592a\u591a\u4e86\u600e\u4e48\u53d1\uff0c\u4f60\u9009\u51e0\u9053\u8bf4\u660e\u9875\u6570\uff0c\u6211\u628a\u7b54\u6848\u53d1\u8fc7\u6765
咳咳~~没搞错吧，20章，我翻了一下课本哈，全是几何啊！！！怎么给你啊？绛旓細涓夈鏁欐潗浣撶幇鐨鏁板鎬濇兂鏂规硶 鏈珷浠庡唴瀹逛笂鐪嬫槸鍒濅腑浠ｆ暟鐨勯噸鐐癸紝浠庢暟瀛︽濇兂鏂规硶鏂归潰鏉ョ湅锛屼篃鏄垵涓暟瀛︿腑姣旇緝鍏ㄩ潰浣撶幇鐨勪竴绔犮1锛庢柟绋嬬殑鎬濇兂 鏂圭▼鏈韩灏辨彁渚涗簡涓绉嶉噸瑕佺殑鏁板鎬濇兂鏂规硶锛岃繖涓鐐瑰湪涓鍏冧簩娆℃柟绋嬩腑浣撶幇鐨勬洿涓哄厖鍒嗐傚涔犳柟绋嬩笉浠呬负杩涗竴姝ュ涔犲叾浠栫煡璇嗘墦涓鍩虹锛屼笉浠呭彲鐢ㄤ簬瑙ｅ喅涓浜涘疄闄呴棶棰橈紝鑰屼笖...
绛旓細http://book.idoican.com.cn/detail/defaultview.aspx?BookID=m20070307m008w008005 杩炵瓟妗堥兘鏈 鑷繁缈讳竴涓
绛旓細鍒濅簩涓嬫暟瀛鎬荤粨 鍗庝笢甯堝ぇ鐗 鎬讳綋鐨勬荤粨,灏辨槸璇翠粠鍒嗗紡寮濮,涓鐩村埌鏁版嵁鐨勫垵姝ュ鐞,鎬荤粨瀹氱悊,鍏紡,娉曞垯... 鎬讳綋鐨勬荤粨,灏辨槸璇翠粠鍒嗗紡寮濮,涓鐩村埌鏁版嵁鐨勫垵姝ュ鐞,鎬荤粨瀹氱悊,鍏紡,娉曞垯 灞曞紑 1涓洖绛 #鐑# 鐢熸椿涓湁鍝簺鎴愮樉椋熺墿? 1248819677 2010-08-31 路 TA鑾峰緱瓒呰繃1172涓禐 鐭ラ亾灏忔湁寤烘爲绛斾富 鍥炵瓟閲:672...
绛旓細鈽 鍒濅簩鏁板鍗庡笀澶х増鐭ヨ瘑鐐 鈽 鍗庡笀澶у叓骞寸骇涓嬫暟瀛鏁欏鎬荤粨 鈽 鍏勾绾т笂鍐鍗庡笀鐗鏁板鎬濈淮瀵煎浘 鈽 鍏勾绾ф暟瀛﹀涔犳柟娉曟寚瀵 鈽 鍏勾绾т笅鍐屾暟瀛鏁欐鍗庡笀澶ц寖鏂3绡 鈽 鍏勾绾т笂鍐屾暟瀛︽暀妗鍗庝笢甯堝ぇ鐗 鈽 鍏勾绾у崕甯堝ぇ涓婂唽绗崄涓绔犳暟瀛︽暀妗(2)鈽 鍏勾绾у涔犳柟娉曟寚瀵 鈽 鍏勾绾у崕甯堝ぇ涓婂唽绗...
绛旓細鍒濅腑鏁板鍗庡笀澶х増鏈鏂版洿鏂 [璇句欢]涔骞寸骇鏁板闃呰鐞嗚В闂 [璇句欢]涔濆勾绾ф暟瀛︾洿绾夸笌鍦嗙殑浣嶇疆鍏崇郴5 [璇句欢]涔濆勾绾ф暟瀛︾洿绾夸笌鍦嗙殑浣嶇疆鍏崇郴4 [璇句欢]涔濆勾绾ф暟瀛︾洿绾夸笌鍦嗙殑浣嶇疆鍏崇郴3 [璇句欢]涔濆勾绾ф暟瀛︾洿绾夸笌鍦嗙殑浣嶇疆鍏崇郴2 [璇句欢]涔濆勾绾ф暟瀛︽鏂瑰舰鐨勬ц川涓庡垽瀹 [璇句欢]涔濆勾绾ф暟瀛﹀渾閿ョ殑渚ч潰绉拰鍏ㄩ潰绉2 [璇句欢...
绛旓細銆婂垵涓鏁板|涓冨勾绾т笅鍐寍涓冨勾绾т笂鍐寍涔濆勾绾т笂鍐屻嬬櫨搴︾綉鐩樿祫婧愬厤璐逛笅杞 閾炬帴: https://pan.baidu.com/s/1XwOvw4bkWzn1MhmpTRD-lQ ?pwd=kkde 鎻愬彇鐮: kkde 鍒濅腑鏁板|涓冨勾绾т笅鍐寍涓冨勾绾т笂鍐寍涔濆勾绾т笂鍐寍鍏勾绾т笅鍐|鍏勾绾т笂鍐寍9涓嬫暟|璧犲搧---鍚嶅笀涓珮鑰冧笓棰樿搴璧犲搧---鍥藉鐗规暀鏁欏笀瑙嗛|鏁板鍒濅腑...
绛旓細鍗庝笢甯堝ぇ鍏勾绾ф暟瀛涓紝鏈夋褰㈣繖閮ㄥ垎鍐呭(浜烘暀绀捐繛姊舰閮芥病浜)锛屼絾娌℃湁姊舰涓綅绾跨殑鍐呭銆
绛旓細涓夊勾鍒跺垵浜屽勾绾:鍗庝笢甯堝ぇ鐗璇炬爣瀹為獙鏁欐潗鍒濅腑鏁板鍏勾绾(涓).涓夊勾鍒惰鏀瑰垵浜屽勾绾т互鍙婂洓骞村埗璇炬敼鍒濅笁骞寸骇:浜烘暀鐗"鏂扮洰鏍"鍏勾绾т笅鍐鍏ㄩ儴鍐呭.
绛旓細4銆(1)鐩哥瓑 锛2锛夌浉绛 锛3锛夌浉绛 锛4)涓嶇浉绛 5銆傚湪杩欏効鍐欎笉鍑烘潵 6銆 锛1锛墄鍒嗕箣1 锛2锛夊湪杩欏効鍐欎笉涓婂幓
绛旓細1 璇枃锛氫汉鏁欑増 銆 璇枃鐗 銆 鑻忔暀鐗 銆 閯傛暀鐗 銆 椴佹暀鐗 銆 鍖楀笀澶х増 銆 娌暀鐗 銆 鍐鏁欑増 銆 娴欐暀鐗 銆 娌冲ぇ鐗 2 鏁板锛氬寳甯堝ぇ鐗 銆 浜烘暀鐗 銆 鑻忕鐗 銆佷含鏁欑増 銆 椴佹暀鐗 銆 鍗庡笀澶х増 銆 娴欐暀鐗 銆 婀樻暀鐗 銆 鍐鏁欑増3 鑻辫锛氭柊浜烘暀 銆 澶栫爺鐗 銆佸唨娌崇増 銆 椴佹暀鐗 ...
