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Maùy töï ñoäng thöïc hieän theo thöù töï öu tieân cuûa caùc pheùp coäng, tröø, nhaân, chia, haøm soá vaø daáu ngoaëc. /Thi .com book ce w.fa w s://w http /Thi .com http rive/ ocD chH book .face ww s://w e/ Driv Hoc hich m/T ok.co cebo .fa ww s://w http Ví duï : 2 (5+4)–2×(–3) = LINE 2 5 4 D Hoc ch /Thi .com book .face ww s://w http book .face ww book rive/ ocD chH /Thi http rive/ ocD chH /Thi .com s://w http rive/ .com .face ww s://w hi m/T rive/ ocD chH 2(5 + 4) − 2 × (−3) ok.co 2 bo .face ww s://w http 3 rive/ ocD H hich m/T ok.co cebo w.fa 24 w s://w http e/ Driv m/T Hoc hich ok.co cebo .fa ww s://w http Nhaäp haøm coù daáu ngoaëc e/ Driv Hoc book .face ch /Thi .com ww s://w http rive/ Khi nhaäp caùc haøm sau thì coù daáu môû ngoaëc töï ñoäng ñi keøm. ocD H hich .fa ww cebo ok.co m/T s://w http Driv Hoc e/ Khi nhaäp bieán xong ta phaûi ñoùng ngoaëc ch /Thi .com sin( , cos( , tan( , sin −1 book .face ww s://w http chH /Thi book .com .face ( , cos ww s://w http rive/ ocD −1 ( , tan −1 ( , sinh( , cosh(, e/ Driv Hoc hich m/T ok.co cebo w.fa /ww tanh( , sinh −1 ( , cosh −1 ( , tanh −1 ( , log( , ln( , e^ ( , 10^ ( , s:/ http e/ Driv Hoc ch /Thi .com ww /w tps:/ .face book ( , 3 ( , Abs( , Pol( , Re c( , ∫ ( , d / dx( , ht m/T bo .face ww s://w rive/ D Hoc hich ok.co http rive/ ∑ ( , P( , Q( , R( , ocD arg( , Conjg( , Not( , Neg( , det( , Trn( , Rnd( . chH /Thi http ce w.fa book .com w s://w e/ Driv oc chH /Thi m ok.co cebo Ví duï : sin 30 = .fa ww s://w http e/ LINE cebo w.fa /Thi .com .face ww s://w http AÁn sin 30 Driv Hoc hich m/T ok.co /ww s:/ http Sin(30) rive/ ocD chH D book e/ Driv oc chH /Thi .com book ce w.fa w s://w http e/ Driv Hoc hich m/T ok.co cebo .fa ww s://w http Driv Hoc 0.5 e/ Ghi chuù : Thao taùc naøy coù khaùc trong daïng Math (xem nhaäp trong daïng Math) m/T http hich .co book .face ww s://w e/ Driv Hoc hich m/T ok.co bo .face ww s://w http Boû qua daáu nhaân .com http .face ww rive/ ocD chH /Thi book s://w e/ riv ocD chH /Thi .com book .face Ta coù theå boû qua (khoûi aán) daáu nhaân (×) trong caùc tröôøng hôïp sau ww s://w http e/ Driv oc chH /Thi .com .face ww book • Tröôùc daáu môû ngoaëc : 2×(5+4) chæ ghi 2(5+4) … s://w http ww s://w http /T .com book .face D Hoc hich rive/ • Tröôùc haøm coù môû ngoaëc : 2×sin(30) chæ ghi 2sin(30)… /Thi .com rive/ ocD chH book .face ww s://w http ww s://w http /T .com book e/ Driv Hoc hich .face ok.co hi m/T chH rive/ ocD bo .face ww ht /w tps:/ rive/ ocD chH /Thi .com http book .face ww s://w /T .com e/ Driv Hoc hich book .face ww 15 rive/ ocD chH /Thi .com book .face https://www.facebook.com/ThichHocDrive/ ww s://w http Driv Hoc hich /T .com book .face H hich http e/ ww s://w http w s://w w.fa rive/ ocD m/T ok.co cebo • Tröôùc kí hieäu môû ñaàu (goàm caû daáu soá aâm) : 2×h123 chæ ghi 2h123 e/ Driv Hoc hich /T .com ok cebo w.fa /ww s:/ http e/ Driv Hoc ch /Thi .com book .face ww s://w http • Tröôùc teân bieán, haèng hay soá ngaãu nhieân : 2×A, 2×π … chæ ghi 2A, 2π … ocD chH /Thi .com http rive/ book .face ww s://w e/ Driv oc chH /Thi .com book ce w.fa w s://w http Ghi chuù quan troïng : /Thi .com http rive/ ocD chH book .face ww s://w e/ Driv Hoc hich m/T Maùy ES khoâng daønh öu tieân cho pheùp nhaân taét neân neáu ghi 3÷2A thì maùy hieåu laø 3÷2×A vaø thöïc hieän töø traùi sang phaûi (khaùc vôùi moät soá hoï maùy khaùc) ok.co cebo .fa ww s://w http D Hoc ch /Thi .com book .face ww s://w http rive/ ocD chH /Thi .com s://w http rive/ book .face ww rive/ ocD chH /Thi Ví duï : Ghi 3÷2π thì maùy ES hieåu http book .com .face ww s://w rive/ ocD chH 3 3÷2×π = π = 4.71238898 2 Daáu ñoùng ngoaëc cuoái cuøng cuûa bieåu thöùc hi m/T ok.co bo .face ww s://w http rive/ ocD H hich m/T ok.co cebo w.fa w s://w http e/ Driv m/T Hoc hich ok.co cebo .fa ww s://w http e/ Driv Hoc Moät hay nhieàu daáu ñoùng ngoaëc cuoái cuøng (seõ aán theå boû qua (khoûi aán). book .face ch /Thi .com ww s://w http rive/ ocD H hich .fa ww cebo ok.co tieáp theo) coù m/T /w tps:/ ht Driv Hoc Hieän bieåu thöùc daøi ch /Thi .com e/ book .face ww s://w http chH /Thi book .com rive/ ocD .face Maùy coù theå hieån thò toái ña 14 kí töï. Khi nhaäp kí töï thöù 15 thì hieän leân beân traùi (chöùng toû bieåu thöùc bò ñaåy qua traùi vaø coù daáu beân traùi coøn coù kí töï). Khi ñöa con troû veà traùi neáu laøm khuaát kí töï beân phaûi thì beân phaûi coù hieän daáu . ww s://w http e/ Driv Hoc hich /T .com book .face ww s://w http e/ Driv Hoc ch /Thi .com ww s://w http .face book m/T bo .face ww s://w rive/ D Hoc hich ok.co http chH /Thi Soá löôïng kí töï nhaäp (Byte) http .face ww s://w book .com rive/ ocD e/ Driv oc chH /Thi m ok.co cebo .fa ww s://w http • Ta coù theå nhaäp toái ña 99 byte cho bieåu thöùc ñôn. Cô baûn moãi e/ Driv Hoc hich m/T ok.co cebo w.fa phím laø moät byte, moãi haøm goàm hai phím aán nhö sin −1 ) laø moät byte. Trong daïng Math moãi maãu ghi söû (aán duïng hôn 1 byte (xem theâm phaàn nhaäp daïng Math). /ww s:/ http /Thi .com .face ww s://w http rive/ ocD chH book e/ Driv oc chH /Thi .com book .face ww s://w http e/ Driv Hoc hich m/T ok.co cebo .fa ww • Thoâng thöôøng con troû laø vaïch ñöùng hay ngang nhaáp nhaùy ôû doøng bieåu thöùc. Khi coøn 10 kí töï trôû xuoáng thì con troû chuyeån thaønh hình vuoâng ñeå baùo cho bieát. Gaëp daáu hieäu baùo naøy cuûa . con troû haõy keát thuùc nhaäp taïi ñieåm thích hôïp vaø aán s://w http rive/ ocD chH /Thi ok cebo http .com .fa ww s://w e/ Driv Hoc hich m/T ok.co bo .face ww s://w http .com http .face ww rive/ ocD chH /Thi book s://w e/ riv ocD chH /Thi .com book .face ww s://w Chænh söûa bieåu thöùc http e/ Driv oc chH /Thi .com .face ww s://w http book D Hoc rive/ Nhìn vaøo bieåu thöùc nhaäp, neáu thaáy sai ta coù theå chænh söûa baèng caùch ghi cheøn hay ghi ñeø ww s://w http /T .com book .face hich /Thi .com rive/ ocD chH book .face ww s://w http 16 ww s://w http /T .com book ok.co http hi m/T chH rive/ ocD bo .face ww s://w rive/ ocD chH /Thi .com http e/ Driv Hoc hich .face book .face ww s://w /T .com e/ Driv Hoc hich book .face ww rive/ ocD chH /Thi .com book .face https://www.facebook.com/ThichHocDrive/ ww s://w http Driv Hoc hich /T .com book .face H hich Ghi cheøn hay ñeø khi nhaäp http e/ ww s://w http w s://w w.fa rive/ ocD m/T ok.co cebo e/ Driv Hoc hich /T .com ok cebo w.fa /ww s:/ http e/ ÔÛ cheá ñoä ghi cheøn, kí töï môùi ñöôïc cheøn beân traùi con troû. ÔÛ cheá ñoä ñeø, kí töï môùi aán seõ thay theá kí töï taïi con troû. Maëc ñònh laø cheá ñoä cheøn, ta coù theå ñoåi sang cheá ñoä ñeø neáu caàn. 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Duøng phím con troû ñeán nôi caàn cheøn roài aán kí töï muoán cheøn. 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