2. - 79
3. a)-2x³y⁵z⁴
б)0,0001n¹²
в) - 64c²⁴d⁶
2. 1-5х²=1-5(-4)²=1-5*16=1-80=-79
3.
а)хy²z³(-2x²zy³)= -2x¹⁺²y²⁺³z³⁺¹= -2x³y⁵z⁴
б)(-0,1n³)⁴=0,0001n¹²
в)(-4с⁸d²)³= - 64c²⁴d⁶
2. - 79
3. a)-2x³y⁵z⁴
б)0,0001n¹²
в) - 64c²⁴d⁶
2. 1-5х²=1-5(-4)²=1-5*16=1-80=-79
3.
а)хy²z³(-2x²zy³)= -2x¹⁺²y²⁺³z³⁺¹= -2x³y⁵z⁴
б)(-0,1n³)⁴=0,0001n¹²
в)(-4с⁸d²)³= - 64c²⁴d⁶