Question

calculati media aritmetica a numerelor 5 rad 24 -3 si 2 rad 54+ 3
coroana

Answer 1

Răspuns:

coroana???

$\frac{5 \sqrt{24} - 3 + 2 \sqrt{54 } + 3 }{2} = \frac{5 \times 2 \sqrt{6} - 3 + 2 \times 3 \sqrt{6} + 3 }{2} =$

$\frac{10 \sqrt{6} + 6 \sqrt{6} }{2} = \frac{16 \sqrt{6} }{2} = 8 \sqrt{6}$