접선의 방정식

953 days ago by jhlee2chn

f(x)=x^2*sqrt(x); df(x)=diff(f(x),x); y(x)=df(4)*(x-4)+32; y(x) 
       
20*x - 48
20*x - 48
p1=plot(f(x),x,0,10, color='blue'); p2=plot(y(x),x,0,10, color='red'); show(p1+p2,ymax=50,ymin=-10)