@Zarina

x=-pi: pi/10: pi; fplot(@(x) sqrt(1+2.*x.^2+(sin(x)).^2), [-pi 0], 'b') hold on fplot (@(x) (2+x)./nthroot(2+exp(-0.5.*x),3),[0 pi], 'r') grid on

% 16-raqam Tog‘ayeva Zarina x=-pi:pi/10:pi; plot(x,abs(sin(x)),'-.r*') hold on plot(x,exp(-x).*cos(x),'--mo') plot(x,x.^3.*abs(cos(x)),':bs') hold off % legend funksiyasi x=-pi:pi/10:pi; plot(x,abs(sin(x)),'-.r*')

% 1-topshiriq 16-raqam (7 va 9 topshiriq taqsimotiga ko'ra) %7-raqam x=[0.115; 0.225; 0.335; 0.445; 0.555; 0.665]; y=[8.6572; 7.9582; 7.3623; 6.8481; 6.3998; 6.0055]; p=vander(x)\y % nuqtaning qiymatini hisoblash x1=0.15 y1=polyval(p,x1) % grafigi

%03-amaliy Tog'ayeva Zarina 17-raqam A = [2 5 9 16; 11 16 3 1; 25 14 -38 7; -8 9 -16 -42]; B = [1; 1; -3; 6];

%1.7-misol % 1. x ning oralig'i va qadamini belgilash x = -4 : 0.6 : 3; % 2. Asosiy funksiyalarni hisoblash f = log(abs(x + 5)); g = sin(x) + cos(2 * x); z = sqrt(x.^2 + 2); % 3. ifodalarni hisoblash y1 = 0.8 * f + 4.5 * z; y2 = g - z / 2.5;

% 1.1-topshiriq Tog‘ayeva Zarina (17-raqam) clc; clear; k=2; x=0.32; d=1.25; n=-4; b=0.75; c=2.2; y=10^(-3)*tan(k*n)-((x-d)*(x^2+b^2))/(nthroot(x^2+b^2-c*d,3))-cos(k*x)/sin(5);

% 1.2-topshiriq Tog‘ayeva Zarina clc; clear; k=2; x=0.32; d=1.25; n=-4; b=0.75; c=2.2; y=10^(-3)*tan(k*n)-((x-d)*(x^2+b^2))/(nthroot(x^2+b^2-c*d,3))-cos(k*x)/sin(5);