Question

Fie numarul S= x+y , unde x = 0,2³ • 5 si y = 0,6² . Calculati S³ si x • y

Rapid va rog frumos!!!​

Answer 1

Răspuns:

x = 0,2³ • 5=>x=0,2·0,2·0,2·5=>x=0,04

y = 0,6²=>y=0,6·0,6=>y=0,36

S=x+y=>S=0,04+0,36=>S=0,4

S³=0,4³=0,4·0,4·0,4=>S³=0.064

xy=0,04·0,36=>xy=0.0144