Question

Calculti : (1 supra 2 -1 supra 6 :1 supra 3) la 2009

Answer 1

1 supra 2 - 1 pe 6: 1 supra 3 la puterea 2009= 1 supra 2 -1 pe 6 x 3 la 2009= 1 pe 2- 1 pe 2 la 2009= 0 la 2009= 0

Answer 2

       
[tex]\displaystyle \left(\frac{1}{2}- \frac{1}{6}:\frac{1}{3}\right)^{2009} = \\ \\ =\left(\frac{1}{2}- \frac{1}{6}\times \frac{3}{1}\right)^{2009}= \\ \\ =\left(\frac{1}{2}- \frac{1\times 3}{6\times 1}\right)^{2009}= \\ \\ =\left(\frac{1}{2}- \frac{1}{2}\right)^{2009}= 0^{2009} = \boxed{0}[/tex]