Expand((a+b) 2); #Mardonov Qahramon
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Mardonov Qahramonning KOMPYUTER ALGEBRASI (2)
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- 2-topshiriq
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indents()Agar ifodadan ko’rsatilgan turdagi qismiy ifodani ajratib olish kerak bo’lsa, indents() komandasi qo’llaniladi. > p:=(a*sin(sqrt(x))-b^2)*ln(x)-5; #Mardonov Qahramon > indents(p,`*-/+`); invfunction()Maple tizimining o’ziga xos jihatlaridan biri, uning tarkibida mate-matikadagi barcha standart va maxsus funksiyalar mavjud. Bu funksiyalarning ro’yxati va ular to’g’risida ma’lumotni ? inifunction komandasi yordamida olish mumkin. > invfunc(); power()Komandaning aynan bir funksiyalar sinfiga nisbatan soddalashtrish variantlari: simplify/sqrt, simplify/exp, simplify/ln, simplify/trig, simplify/radical, simplify/power va h.k. lar to’g’risida ma’lumot olish uchun kerakli variantni yozib, kursorni uning ostiga keltirib, F1 tugmani bosish kerak. > combine(4^a*6^b*12^c*5^d,power); #Mardonov Qahramon > combine(4^a*6^b*12^c*5^d); 2-topshiriqMustaqil ish ishi topshirig’i ko’rsatmada ko’rsatilgani kabi bajariladi. Bunda tenglamalar sistemasi ko’rsatmada ko’rsatilganidek 2 ta usul bilan hamda matritsali tenglama yechiladi. 1.> restart; > with(Student[LinearAlgebra]): > eq:={2*x1-6*x2+2*x3+2*x4=12, x1+5*x2+7*x3+7*x4=12, 3*x1+5*x2+7*x3+x4=0, 5*x1+7*x2+x3+3*x4=4}: > solve(eq,{x1, x2, x3, x4}); 2.> restart: #Mardonov Qahramon > eq:={3*x+4*y+2*z=8, 2*x-y-3*z=-1, x+5*y+z=0}: > solve(eq,{x,y,z}); 3.> A:=<<2,4,-1>|<3,5,0>|<-1,2,7>>: #Mardonov Qahramon > B:=<<-1,2,0>|<0,1,-2>|<5,3,4>>: > X:=A^(-1).B; 3-topshiriqMapleda differensial tenglamalarni yechish funksiyalari. Quyidagi Koshi masalasini sonli va darajali qatorga yoyish orqali yechimini aniqlang va bir tekislikda ikkala yechim grafigini chizing.: > restart: > eq:=diff(y(x),x$2)=x*diff(y(x),x); #Mardonov Qahramon > cond:={y(0)=1,diff(y(0),x)=2}; > dsolve({eq,cond},y(x)); Error, (in dsolve) invalid arguments >
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