最新華東師大版八年級(jí)數(shù)學(xué)上冊(cè)《冪的乘方》教學(xué)設(shè)計(jì)-評(píng)獎(jiǎng)教案

1、課題冪學(xué)習(xí)標(biāo)冪則冪經(jīng)歷冪義發(fā)條學(xué)習(xí)冪質(zhì)并靈運(yùn)則進(jìn)計(jì)質(zhì)決實(shí)際問題運(yùn)質(zhì)進(jìn)會(huì)冪達(dá)會(huì)進(jìn)冪運(yùn)學(xué)習(xí)難冪與數(shù)冪運(yùn)質(zhì)區(qū)別并決實(shí)際問題為發(fā)學(xué)節(jié)課學(xué)么導(dǎo)問題132數(shù)3數(shù)2naa個(gè)n積么9281(2)95123(1)an義n個(gè)a數(shù)冪運(yùn)數(shù)冪數(shù)變數(shù)amanamn(mn數(shù))amanapamamnaman(mn數(shù))np10107(2)ai0(3)x13(4)98.an識(shí)鏈1.冪aan為教會(huì)學(xué)書獨(dú)學(xué)時(shí)對(duì)書問題認(rèn)真書寫教會(huì)學(xué)實(shí)學(xué)導(dǎo)冪數(shù)則進(jìn)計(jì)條須22323326學(xué)導(dǎo)冪則數(shù)冪amn(am)n(mn為則冪數(shù)）學(xué)導(dǎo)則還為組內(nèi)學(xué)幫學(xué)教會(huì)學(xué)怎么組內(nèi)學(xué)來開）對(duì)學(xué)學(xué)決（結(jié)對(duì)學(xué)教師組問題并給學(xué)書題組內(nèi)練時(shí)間識(shí)鏈(am)namnamn.(mn為數(shù)

2、)識(shí)塊冪閱讀教P19P20請(qǐng)學(xué)們則組題義與則內(nèi)義數(shù)冪2個(gè)23（23）22義與則內(nèi)義數(shù)冪2個(gè)23（23）223TOC o 1-5 h z533_個(gè)5_(52)33_個(gè)52(52)3525252522256(3)a44個(gè)a3)44個(gè)空3)4史a3a3a3a3333ai2從計(jì)你發(fā)現(xiàn)么規(guī)語發(fā)現(xiàn)規(guī)號(hào)冪們這種運(yùn)冪(am)namn(mn數(shù))證證當(dāng)mn為數(shù)時(shí)(am)namamam，sd04(n個(gè)am)ammm，sup6(n個(gè)m)amn.4歸納冪則(am)namn(mn數(shù))冪數(shù)變數(shù)計(jì)(1)(103)5(a5)4(3)(bm)4(4)(2a3閆5.(1)(103)510351015(a5)4a54a20(3)(b

3、m)4bm4b4m(4)(2a3)25(2a3)25(2a3)10.(1)(104)100(2)(10m)2(3)(a3m)2(xy)25.TOC o 1-5 h z(1)(104)10010410010400(2)(10m)210m2102m(3)(a3m)2a2(3m)a62m(4)(xy)25(xy)25(xy)10.變計(jì)(1)(24)7228(2)(3)52310(3)(a3)24a24(4)(12b)33(12b)9識(shí)塊冪則填(1)m12(m2)(6)(m6)(2)(m(3)4(m4)3(2)102n100n變10a510b6102a3b值102a3b102a103b(10a)2(10b)352635400.計(jì)(43)2(22)32(26)22(12)(93)3(3)92(3)x2n6x6n值x6nx2n3(x2n)363216.22KMi將閱讀教時(shí)問題過學(xué)研結(jié)論組并將難問題過組間難問題釋2組組長(zhǎng)統(tǒng)務(wù)將問題結(jié)TOC o 1-5 h z論過識(shí)塊冪義與則識(shí)塊冪則（43）