sys:=diff(x(t),t)-y(t)-z(t)=0;
> -x(t)+diff(y(t),t)-z(t)=0;
> -x(t)-y(t)+diff(z(t),t)=0;
> dsolve({sys},{x(t),y(t),z(t)});
4)Xususiy hosilani hisoblang.
7)
> diff((5*x^2*y-y^3+7)^3,x);
> diff((5*x^2*y-y^3+7)^3,y);
10)
> diff(x^(3+y)+y^(3+x),x);
> diff(x^(3+y)+y^(3+x),y);
8)
> diff(log(x+sqrt(x^2+y^2)),x);
> diff(log(x+sqrt(x^2+y^2)),y);
9)
> diff(arcsin(sqrt(sin(x)^3)),x);
> diff(arcsin(sqrt(sin(x)^3)),y);
11)
> diff(log(x+log(y)),x);
> diff(log(x+log(y)),y);
12)
> diff(arcsin(sqrt(x^2-y^2)/sqrt(x^2+y^2)),x);
> diff(arcsin(sqrt(x^2-y^2)/sqrt(x^2+y^2)),y);
>> 7-topshiriq Funksiya grafigini yasang. plot(x^2*cos(2*x),x=-6..6);
> plot(7*x-x^2-10,x=-8..10);
> plot(-exp(x)-1,x=-2..6);
> plot(x^2/(x-2),x=-4..12);
> plot(cos(x)^2-sin(x)^2,x=-5..2);
> plot(x-arcsin(sin(x)),x=-6..4);
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