Question

CALCULATI:a) [1,(3)-1]la puterea2×0,75 b)(1pe3-1)la puterea7:[0,(6)]la puterea5.VA ROGG PUTIN AJUTOR

Answer 1

1,(3)=(13-1)/9=12/9=4/3
0,(6)=6/9=2/3

a) [1,(3)-1]²×0,75=(4/3-1)²×3/4 =1/3²×3/4=1/9×3/4=1/12

b)(1/3-1)⁷:[0,(6)]⁵=(-2/3)⁷:(2/3)⁵=-(2/3)⁷:(2/3)⁵=-(2/3)²=-4/9