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2. :
Y=COS(x2 -1), -1 1 0.1.
- :
 |
:
program F;
uses CRT;
var
x,y:real;
begin
Clrscr;
x:=-1;
writeln(' Y=COS(x^2-1)');
while (x<=1) do
begin
y:=cos(x*x-1);
writeln(' =',x:5:3,' y=',y:8:4);
x:=x+0.1
end;
writeln(' Enter');
readln;
end.
:
Y=COS(x^2-1)
=-1.000 y= 1.0000
=-0.900 y= 0.9820
=-0.800 y= 0.9359
=-0.700 y= 0.8727
=-0.600 y= 0.8021
=-0.500 y= 0.7317
=-0.400 y= 0.6675
=-0.300 y= 0.6137
=-0.200 y= 0.5735
=-0.100 y= 0.5487
=0.000 y= 0.5403
=0.100 y= 0.5487
=0.200 y= 0.5735
=0.300 y= 0.6137
=0.400 y= 0.6675
=0.500 y= 0.7317
=0.600 y= 0.8021
=0.700 y= 0.8727
=0.800 y= 0.9359
=0.900 y= 0.9820
=1.000 y= 1.0000
Enter
