" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
b).3abc-3ac = 3ac(b-1) = 3·(-1/6)·2/3·(-8-1) = -1/2·2/3·(-9) = -1/3·(-9) = 3
c).4a²b³+8a³b² = 4a²b²(b+2a) = 4·(-0,1)² ·10² ·(10+2·(-0,1)) =
= 4·0,01·100·(10-0,2) = 0,04·100·9,8 = 4·9,8 = 39,2
d).5x²yz-10xyz = 5xyz(x-2) = 5·(-1)·2·1/5·(-1-2) = -5·2/5·(-3) = -2·(-3) = 6