Question

45 DE PUNCTE + COROANA cls 6




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$\frac{2 {}^{80} + 2 {}^{80} }{2 {}^{79} + 2 {}^{79} } = \frac{x}{6 \times ( \frac{1}{3} + \frac{1}{2} ) }$

Answer 1

Rezolvarea in atașament

Answer 2

2×2^80/2×2^79=2^81/2^80=2
6×(1/3+1/2)=6(2+3)/6=5
rapoartele revin la
2=x/5
x=10