Question

Va rog.Dau coroana Ex 10​

Answer 1

Răspuns:

a)

$( \frac{2}{7}) {}^{ - 24} = ( \frac{7}{2} ) {}^{24} = \frac{7 {}^{24} }{2 {}^{24} }$

b)

$( \frac{1}{3} ) {}^{14} \div ( \frac{1}{3} ) {}^{12} = ( \frac{1}{3} ) {}^{2} = \frac{1}{9}$

c)

$\frac{3 {}^{30} }{5 {}^{30} }$

d)

$( \frac{5}{11} ) {}^{45} \times ( \frac{5}{11} ) {}^{20} \div ( \frac{5}{11} ) {}^{65} = 1$

Sper că te-am ajutat!