Question

sa se calculeze derivata functie: a) f (x)=6 log3 x;
b)f (x)=7 tg x;
c)f (x)=2x-3 radical din x+ pi;
d)f (x)=(2x-3)la puterea 2;

Answer 1

b)
f'(x)=7*(1+(tgx)^2), deoarece (tgx)'=(1+(tgx)^2).

c)
f'(x)=2-(3/2)*x^(-1/2)

d)
f'(x)=2*(2x-3)*2=4*(2x-3)=8x-12.