Calculating derivative of a function

3 vues (au cours des 30 derniers jours)
Jente Marien
Jente Marien le 5 Avr 2017
a=62;
b=95;
y = @(x) (3*x.^2.*sin(a*x))./(x.^2+b);
dy = diff(y)
I don't know exactly how i need to calculate the derivative correctly.

Réponse acceptée

KSSV
KSSV le 5 Avr 2017
syms x
a=62;
b=95;
y = (3*x.^2.*sin(a*x))./(x.^2+b);
dy = diff(y)

Plus de réponses (1)

Torsten
Torsten le 5 Avr 2017
syms a b x
y = (3*x^2*sin(a*x))/(x^2+b);
dy = diff(y,x)
Best wishes
Torsten.

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