Matlab muhitining hisoblash imkoniyatlari Ish muhiti


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12. Elementar funksiyalar.
2.4-Jadval
Elementar funksiyalar ro’yxati

Funksiya

Belgisi (sintaksisi)

|х|- modul

abs(x)

ехeksponenta

eхр(х)

ln х – natural logarifm

log(x)

log2 х – 2 asosga ko’ra logarifm

log2(x)

lg х – o’nlik logarifm

log10(x)

2х - 2 ning x-chi darajasi

pow(x)

x1/2 – kvadrat ildiz

sqrt(x)

sin х – sinus

sin(x)

cos х – kosinus

cos(x)

tg x – tangens

tan(x)

ctg х – kotangens

cot(x)

yaxlitlash

round(x)

Mustaqil ishlash uchun topshiriqlar
I. a=3, b=2,6 da ifodaning qiymatini hisoblang:
1) 2) 3) 4)
5) 6) 7)
8) 9) 10)
11) ; 12) 13)
a=3, b=2,3 da ifodaning qiymatini hisoblang:
14) 15) f=x+cos2-7sin3π;
a=-3, b=2 da ifodaning qiymatini hisoblang:
16) d=b(cos3x+e(b+3)); 17)
II. Berilgan oraliqda funksiya qiymatlarini hisoblang f, g, y, f+g:
1) x[–2; 2], h=0,2, f=|x-1|2, g=cos2(3x), z=2x3-3x2+1;
2) x[–4; 3], h=0,6, f=ln|x+5|, g=sinx+cos(2x), z= ;
3) x[2; 12], h=1, f=lgx+1, g=3|x-3|, z=
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