Question

Oblicz. (w załączniku)

Answer 1

A)
100^3 : 25^3 = 
(4^3 * 25^3) : 25^3 = 
4^3 = 16*4 = 40 + 24 = 64
b)
2^6 * (1/2)^7 = 
2^6 * 2^(-7) = 2^(-1) = 1/2
c)
(2/5)^4 * 5^4 = 
2^4 * 5^(-4) * 5^4 = 
2^4 = 4*4 = 16
d)
7^2 * (1/14)^2 = 
7^2 * (1/2)^2  * 7^(-2) = 
(1/2)^2 = 1/4