👤

[(25•7-13^2)•12-8^2]•2^17-4^10

Răspuns :

[(25•7-13^2)•12-8^2]•2^17-4^10 =

= [(175 - 169)×12 - 64]×2^17 - 2^2×10 =

= (6 ×12 - 64)×2^17 - 2^20 =

= (72 - 64) × 2^17 - 2^20 =

= 8 × 2^17 - 2^20 =

= 2^3 × 2^17 - 2^20 =

= 2^3+17 - 2^20 =

= 2^20 - 2^20 =

= 0