2.а) 1-4*(-3)^2 = 1-36=-35
б)-5*(-2)^2+4= -20+4 = -16
в)2*(1/2)^3= 2*1/8 = 2/8=1/4
г)-15*(-1/3)^3= -15*(-1/27) = 15/27 = 5/9
3.а)32 б)27
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
2.а) 1-4*(-3)^2 = 1-36=-35
б)-5*(-2)^2+4= -20+4 = -16
в)2*(1/2)^3= 2*1/8 = 2/8=1/4
г)-15*(-1/3)^3= -15*(-1/27) = 15/27 = 5/9
3.а)32 б)27
Verified answer
1-4х²=1-4(-3)²=1-4•9=-35-5х²+4=-5(-2)²+4=-20+4=-16
2х³=2•(⅛)=¼
-15х³=-15(-⅓)³=15/27=5/9