SOLUTION: If 2c=-1, then (4-4c)^2=

Algebra ->  Expressions -> SOLUTION: If 2c=-1, then (4-4c)^2=      Log On


   

Question 1040322: If 2c=-1, then (4-4c)^2=
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
Two ways
c=-(1/2)
(4-4(-1/2))=(4+2), and that squared is 6^2=36
(4-4c)^2=16-32c+16c^2
=16-32(-1/2)+16(1/4)=16+16+4=36