浜嬫キ(y猫)鍠綅鑰冭│鑱锋脯姣忔棩涓€绶达細鏁�(sh霉)閲忛棞(gu膩n)绯�

1.鐢�銆佷箼銆佷笝銆佷竵鍥涘€嬪伐寤犲叡鏈�100鍚嶉珮绱氭妧宸�銆傚叾涓敳銆佷箼鍏╁€嬪伐寤犵殑楂樼礆鎶€宸ユ暩(sh霉)閲忔瘮鐐�12鈭�25锛屼笝宸ュ粻鐨勯珮绱氭妧宸ヤ汉鏁�(sh霉)姣斾竵宸ュ粻灏�4浜�銆傚晱涓佸伐寤犵殑楂樼礆鎶€宸ヤ汉鏁�(sh霉)姣旂敳宸ュ粻锛�

A.澶�6浜� B.灏�6浜� C.澶�9浜� D.灏�9浜�

2.鐐轰簡鍔犲挤绀惧崁(q奴)绠＄悊宸ヤ綔锛屾煇琛楅亾绲勫缓浜�13鍊嬪織鎰挎湇鍕�(w霉)灏忓垎闅婏紝寰�1-13灏忓垎闅婄殑浜烘暩(sh霉)渚濇鏄�2銆�3銆�6銆�7銆�9銆�10銆�11銆�14銆�16銆�17銆�21銆�22銆�24浜恒€備竴澶╀笅鍗�锛屽崁(q奴)閲岃垑杈︿繚娼�銆佽姳鍗夊叐鍊嬭瑳搴�銆傛湁12鍊嬪皬鍒嗛殜鍘昏伣璎涘骇锛屽叾涓伣淇濇綌璎涘骇鐨勪汉鏁�(sh霉)鏄伣鑺卞崏璎涘骇浜烘暩(sh霉)鐨�6鍊�锛屼綑涓嬬殑閭ｅ€嬪皬鍒嗛殜涓嬬ぞ鍗€(q奴)鏈嶅嫏(w霉)銆�

鐢辨鍙煡锛屼笅绀惧崁(q奴)鏈嶅嫏(w霉)鐨勬槸绗咕灏忓垎闅�?

A.5 B.7 C.9 D.12

3.n鐐轰换鎰忔鏁存暩(sh霉)锛屽墖n3+3n2+2n+3琚�6闄ゅ悗浣欐暩(sh霉)鐐猴細

A.2 B.3 C.4 D.5

4.鏌愬柈浣嶇祫绻旇伔宸ラ€�(j矛n)琛屾妯规椿鍕�锛屽鏋滄妸妯硅嫍鍒嗙郸鐢峰コ鑱峰伐鍘绘牻锛屽墖姣忎汉鏍�6妫�;濡傛灉鍠崹璁撳コ鑱峰伐鏍�锛屽墖骞冲潎姣忎汉鏍�8妫点€傚鏋滃柈鐛ㄨ畵鐢疯伔宸ユ牻锛屽墖骞冲潎姣忎汉鏍藉灏戞５?

A.16妫� B.20妫� C.24妫� D.30妫�

婧Θ鎻愮ず锛氬弮鑰冪瓟妗堣涓嬮爜

鍙冭€冪瓟妗堝強瑙ｆ瀽

1.銆愮瓟妗堛€慏

瑙ｆ瀽锛氱敱椤屾剰鍙煡锛岀敳鈭朵箼=12鈭�25锛屽墖鐢�+涔欑殑绺�?c猫)钘�?sh霉)鏄�37鐨勬暣鏁�(sh霉)鍊�锛屽墖鐢�+涔�=37鎴�74銆傚張鍥犱笝姣斾竵灏�4浜猴紝鍓囦笝+涓佹槸鍋舵暩(sh霉)锛屽墖鐢�+涔欐槸鍋舵暩(sh霉)锛岀敳+涔�=74锛屼笝+涓�=26锛屾牴鎿�(j霉)椤屼腑姊濅欢鍙帹寰椾竵=(26+4)÷2=15锛岀敳=24銆傛晠涓佹瘮鐢插皯9浜�銆�

2.銆愮瓟妗堛€慏

瑙ｆ瀽锛氳伣淇濇綌璎涘骇鐨勪汉鏁�(sh霉)鏄伣鑺卞崏璎涘骇浜烘暩(sh霉)鐨�6鍊嶏紝鍓囪伣閫欏叐鍊嬭瑳搴х殑绺�?c猫)钘�?sh霉)鏄�1+6=7鐨勫€嶆暩(sh霉)銆傚織鎰挎湇鍕�(w霉)绺�?c猫)钘�?sh霉)鐐�2+3+6+7+9+10+11+14+16+17+21+22+24=162浜�锛�162闄や互7鐨勪綑鏁�(sh霉)鐐�1锛屽彧鏈�22闄や互7鐨勪綑鏁�(sh霉)鐐�1锛屽洜姝ょ12闅婁笅绀惧崁(q奴)鏈嶅嫏(w霉)銆�

3.銆愮瓟妗堛€態

瑙ｆ瀽锛氳ō(sh猫)n=1锛屽師寮忓€肩偤9锛岄櫎浠�6浣�3锛岄伕B銆�

4.銆愮瓟妗堛€慍

瑙ｆ瀽锛氳▓绠楀晱椤�--鐗瑰€兼硶銆傝ō(sh猫)鍏辨湁24妫垫ü鑻楋紝鍓囪┎鍠綅鏈夌敺濂宠伔宸�4浜�锛屽コ鑱峰伐3浜猴紝鐢疯伔宸�1浜�锛岄偅涔堝柈鐛ㄨ畵鐢疯伔宸ユ牻锛屽钩鍧囨瘡浜烘牻24妫垫ü锛屾晠閬窩銆�

鏇村浜嬫キ(y猫)鍠綅鐩搁棞(gu膩n)璩囪▕璜嬬辜绾�(x霉)闂�(gu膩n)娉ㄧ挵(hu谩n)鐞冪恫(w菐ng)鏍′簨妤�(y猫)鍠綅鑰冭│闋婚亾銆傞粸鎿婁笅鏂�鍏嶈不涓嬭級鎸夐垥锛屽嵆鍙嵅寰椾簨妤�(y猫)鍠綅鎷涜仒鑰冭│鐩搁棞(gu膩n)鍌欒€冭硣鏂�銆�2020骞村悇鐪佷簨妤�(y猫)鍠綅绲�(t菕ng)鑰冨畨鎺掍篃鍙互鎻愪笂鏃ョ▼鍟�!!!鐐哄強鏅傜嵅寰�2020骞村悇浣嶈€冪敓鎵€鍦ㄧ渷浠戒簨妤�(y猫)鍠綅绲�(t菕ng)鑰冨牨鍚嶆檪闁�銆佹簴(zh菙n)鑰冭瓑鎵撳嵃鏅傞枔绛夎€冭│绡€(ji茅)榛炰俊鎭�锛屾帹钖﹀悇浣嶈€冪敓浣跨敤鐠�(hu谩n)鐞冪恫(w菐ng)鏍� 鍏嶈不闋�(y霉)绱勭煭淇℃彁閱�鏈嶅嫏(w霉)锛岄爯(y霉)绱勬垚鍔熷彲鐩℃棭鐛插緱閫氱煡鍝�銆�