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Program integral1(input,output)
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səhifə | 8/8 | tarix | 26.07.2023 | ölçüsü | 225,76 Kb. | | #137505 |
| Amaliy ish 1
Program integral1(input,output);
Uses crt;
var a,b,h,s,J:real;
i,n:integer; {nostandart funktsiyani tavsiflaymiz}
function f(x:real):real;
begin
f:=ln(x*x+3*x+1);
end;
begin clrscr;
write(‘quyi chegara a=’); readln(a);
write(‘yuqori chegara b=’); readln(b);
write(‘bo’laqlar soni n=’); readln(n);
s:=(f(a)+f(b))/2; h:=(b-a)/n;
for i:=2 to n do
s:=s+f(a+(i-1)*h);
J:=h*s; textcolor(13);
writeln(‘integral kiymati J=’,J:3:4);
end.
Amaliy ishni bajarish uchun topshiriqlar
1. Ifodaning qiymatini toping lga + lgb, agar lg(0,01ab) = 2,5
2. Ifodaning qiymatini toping 9*7log73
3. Ifodaning qiymatini toping 16log43
4. Ifodaning qiymatini toping log311*log1127
5. Ifodaning qiymatini toping (log981)*(log264)
6. Ifodaning qiymatini toping 6*4log43
7. Ifodaning qiymatini toping 13log32
8. Ifodaning qiymatini toping log312*log1023
9. Ifodaning qiymatini toping (1-log218)(1-log918)
10. Ifodaning qiymatini toping 18log46
11. Ifodaning qiymatini toping (log661)*(log354)
12 Ifodaning qiymatini toping log315*log1124
13 Matematik kutubxonaning (math.h) standart funktsiyalaridan foydalanib, lg (exp (100) va ln (exp (100)) qiymatlarini hisoblang.
14 1dan 10 gacha bo’lgan sonlarni natural logorifmlarini chiqaruvchi dastur tuzing.
Nazorat savollari
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Aniq integralni hisoblashning asosiy formulasini yozing va izoxlang
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Qaysi hollarda integralning kiymati taqribiy hisoblanadi?
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Integralning kiymatini taqribiy hisoblashning qanday usullarini bilasiz?
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