@courtnikimbrell

clc clear disp"courtni k." x=-5:0.01:5; y=2*x.*sin(x).*cos(x) + x.^3; plot(x,y);title('question 7');xlabel('x');ylabel('y');grid on

clc clear disp "courtni. k" a=[2 -3 5 4; 6 4 -2 7; 9 -5 8 -3; 11 7 3 6]; b=[18; 31; 27; 64]; x=a\b; X=x(1)

clc clear disp "courtni k." x1=-6:0.01:-2; y1=-3*ones(size(x1)); x2=-2:0.1:3; y2=2*ones(size(x2)); x3=3:0.01:7;

clc clear disp "courtni k." a=2; t=0:0.01:2*pi; x=a*cos(3*t).*cos(t); y=a*cos(3*t).*sin(t); plot(x,y); title('three petal rose ck'); xlabel('x'); ylabel('y'); grid on

clc clear disp "courtni k." x=-3+45i; y=5-2i; w=y/x z=exp(y) r=sqrt(y) s=y*x^2

clc clear disp "courtni k." a=[1 -2 3;4 5 -6; -7 8 9] B=a(2:3,1:2) C=a.^(-2) I=[1 0; 0 1] D=B + I

clc clear disp "courtni k." a = pi/2; t = pi/6; y = (6*sqrt(2)*(asin(2*t-2))^2*(3*acos(t-2))*tan(t))/(a*sqrt(73-80*cos(t)^2+9*sin(2*t))); disp(y)

clc clear disp('ck') x=-9 y=sqrt(x) real_y=real(y) imag_y=imag(y) x1=[5 7 15] y1=sqrt(x1) z1=x1.*y1

clc clear disp"ck" t = 0:0.1:10; XA = 0.6 * t; XB = 0.05 * (t.^2) + 0.1 * t + 0.5; xlabel('time(sec)');

clc clear disp ("ck") a=[6 12 -4; 7 -2 3; 2 8 -9] b=[70; 5; 64] solutions=a\b c=[6 -4 8; -5 -3 7; 14 9 -5] d=[112;75;-67] solutionss=c\d

clc clear disp("ck") x1=0:0.1:2; y1=10*ones(size(x1)); x2=2:0.1:5; y2=zeros(size(x2)); x3=5:0.1:7; y3=-3*ones(size(x3));

clc clear disp("ck") a=[3 7 -4 12; -5 9 10 2; 6 13 8 11; 15 5 4 1] b=a(:,2:4) c=a(2:4,:) d=a(1:2,2:4) max_3rd_row=max(a(3,:)) min_last_col=min(a(:,4))

clc clear disp("ck") x=-5:0.1:5; y=x.^2; z=sin(x.^2).*cos(y.^3)

clc clear x=[2 4 7]; y=[2 -4 7]; mag_x=norm(x) mag_y=norm(y) sum_xyxy=x+y linear_comb=4*x-3*y dot_xy=dot(x,y)

clc clear disp('ck') a=[3,7,15] c=2 f=c*a b=[1 5 -9] g1=dot(a,b) g2=dot(b,a)

clc clear x=linspace(-pi,pi,1000); f=zeros(size(x)); f(x>0 & x<pi)=1; f(x>-pi& x<0)=-1; f_fourier = (4/pi) * (sin(x)/1 + sin(3*x)/3 + sin(5*x)/5 + sin(7*x)/7); plot(x, f, 'b-'); hold on; plot(x, f_fourier, 'r-');

clc clear r=10 phi=linspace(0,4*pi,1000); x=r*(phi-sin(phi)); y=r*(1-cos(phi)); plot(x,y,'r-') title('Cycloid Function for r = 10 inches')

clc clear x=(-5)-7*i; y=3+4*i; a=x+y b=x*y c=x/y

clc clear a=1.21; b=2.04; c=1.72; d=0.85; f=17.83; x=1+(a/b)+(c/f^2)

clc clear disp "courtni k." t(1)=0 t(2)=1 t(3)=2 t(4)=3 t(5)=4