Question

calculati media aritmetica a numerelor:1 supra 2,2supra 3si 3supra 4 cu p1=2,p2=3, p3=4
dau coroana

Answer 1

$map = \frac{(2 \times \frac{1}{2} + 3 \times \frac{2}{3} + 4 \times \frac{3}{4} )}{(2 + 3 + 4)} = \frac{( \frac{2}{2} + \frac{6}{3} + \frac{12}{4} )}{10} = \frac{(12 + 24 + 36)}{12} = \frac{(36 + 36)}{12} = \frac{72}{12} = 6 \\ map = 6$
sper ca te-am ajutat