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cculati 9×2^100-2^99×5-3×2^101

Răspuns :

9 * 2¹⁰⁰ - 2⁹⁹ * 5 - 3 * 2¹⁰¹ = 
2⁹⁹( 9 * 2¹ - 2⁰ * 5 - 3 * 2²) = 
2⁹⁹ (9 * 2 - 1 * 5 - 3 * 4) = 
2⁹⁹ * 1 = 
2⁹⁹