№1
3,5 * 2³ - 3⁴ = 3,5 * 8 - 91 = 28-91 = -63
№2
1) x⁶ * x⁸ = x¹⁴
2) x⁸:x⁶ = x²
3) (x⁶)⁸ = x⁴⁸
4) (x⁴)³ * x²/x⁹ = x¹⁴/x⁹ = x⁵
№3
1) -6a⁴b⁵ * 5b² * a⁶ = -30a¹⁰b⁷
2) (-6m³n²)³ = -216m⁹n⁶
№4
(6x²-5x+9) - (3x²+x-7) = 6x²-5x+9-3x²-x+7 = 3x²-6x+16
Объяснение:
