SOLUTION: (4y-8)^2= 16y^2-64y-10 is what i put in(online course) but it says it's wrong!!thank you for any help

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: (4y-8)^2= 16y^2-64y-10 is what i put in(online course) but it says it's wrong!!thank you for any help      Log On


   

Question 323920: (4y-8)^2=
16y^2-64y-10
is what i put in(online course) but it says it's wrong!!thank you for any help
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
You should have %284y-8%29%5E2=16y%5E2-64y%2B64 (since (-8)*(-8)=64) Let me know if you need any more help with this.