Question

Calculati media geometrica numerelor a si b
A=√12-2√27+5√3+√48+2√75
B=√(5-√3)^2-√(2√3-3√2)^2-√(5-3√2)^2+√7^2-1^2

Answer 1

A=2√3-3√3+5√3+4√3+2×5√3=9√3+10√3=19√3
B=5-√3-2√3-3√2-5-3√2+7-1=-3√3-6√2+11
Mg=√19√3×(-3√3-6√2+11)=√(171-114√6+209√3)