Question

Sa se calculeze:
a) lim (sinx+sin9x)/3x
x->0
b) lim (sin2x+ 3* sin5x+x) /x+x²
x->0
c) lim (1-cos2x)/x²
x->0

Answer 1

Se aplica limita remarcabila $\lim_{u \to 0} \frac{sinu}{u}=1,$