(*1.cvičení od 16:15; Straka & Terrich *)

5-4

1

a

b=vul;

Cos[Pi]

Cos=2;(*funkce yacinaji velkymi pis,eny a argument je v hranate zavorce*)

Pi

N[π]

π(*klavesova zkratka esc+pi+esc*)

N[Pi,20]

Cos[2]

N[Cos[2]]

Cos[2.]

Cos[2]//N

N@Cos[2]

b*5

ClearAll[b]

b=1

ClearAll[Cos]

N

N[2/3]

Integrate[(x^8)*Cos[x],x]

10kkk
kkk10

kkk*10

(*∫(x^8)Cos[x]\[DifferentialD]x*)

(*ctrl+6 -> (\[SelectionPlaceholder]^\[Placeholder])
ctrl+2 -> (Sqrt[\[SelectionPlaceholder]])
ctrl+/ -> (\[SelectionPlaceholder]/\[Placeholder])*)

fce=10*y*Sin[3*y];

Plot[fce,{y,0,10},PlotStyle->{Red,Thick},AxesLabel->{"y","fce[y]"}]