Question

Simplificati fractiile:
a) 2 la puterea n • 6 la puterea n + 1; n=nr. natural
b) a0 + b0 supra ab+ ba

Answer 1

a) 2^n / [2^(n+1) ·3^(n+1)] = 1 /(6·3^n)
b ) (10a + 10b) /( 10a+b + 10b +a) = 10(a+b) /11(a+b) = 10/11