Lösungen/Solutions/B2S1Ue/Ex16

L=Lektion/Leçon-- Sprechstunde/heures de consultation
W=Work/Arbeit/Travail
A  =Anhang/  Annexe / Appendice

Ueb/Ex 1      W

tanα = 80/360 2 Pi

f1[x_] := x^3;  D[f1[x], x]

solv1 = Solve[3 (x^2) == tanα,  {x}] // Flatten

x0 = x /. solv1[[2]]

N[%]

Ueb/Ex 2      W

f2[x_] := x^4;   D[f2[x], x]

tanβ =  D[f2[x], x] /. x -> 1

ArcTan[tanβ]

N[%]

Ueb/Ex 3      W

f3[x_] := k x^n;  D[f3[x], x]

Ueb/Ex 4      W

f4[x_] := h1[x] + h2[x]; D[f4[x], x]

Ueb/Ex 5      W

f5[x_] := 3 x^7  +  9 x^4  +  2; D[f5[x], x]