1.30
б)(1/2)^9 : 0,5^7 = (1/2)^9 : (1/2)^7 = (1/2)^2 = 4
г)10^28 : 10^23 = 10^5 = 100000
в)(5*2/3)^14 : (5*2/3)^12 = (5*2/3)^2 = (17/3)^2 = 289/9
з)(-0,3)^13 : (-0,3)^10 = (-0,3)^3 = -0,027
1.66
a)(-1/2)^3 - (2*1/4)^2 = (-1/8) - (9/4)^2 = (-1/8) - 81/16 = -2/16 - 81/16 = -83/16
б)5 * 2^4 = 5 * 16 = 80
в)-0,1^3 + 9 = -0,001 + 9 = -8,999
г) 567 : (-10)^3 = 567 : (-1000) = -0,567