SOLUTION: Hello out there,I need some help with some problems,the first one is,Evaluate:(a+b)^2.The next one is,Multiply:(a-2b)(a+2b).The next one is,Multiply:(g-6h)(g-6h).And the last one i

Algebra ->  Equations -> SOLUTION: Hello out there,I need some help with some problems,the first one is,Evaluate:(a+b)^2.The next one is,Multiply:(a-2b)(a+2b).The next one is,Multiply:(g-6h)(g-6h).And the last one i      Log On


   

Question 87880: Hello out there,I need some help with some problems,the first one is,Evaluate:(a+b)^2.The next one is,Multiply:(a-2b)(a+2b).The next one is,Multiply:(g-6h)(g-6h).And the last one is,Multiply:x(x+1)(x-1).Thanks to whoever can help.
Answer by SandySharma(35) About Me  (Show Source):
You can put this solution on YOUR website!
Evaluate:(a+b)^2
%28a%2Bb%29%5E2+=+%28a%2Bb%29%28a%2Bb%29=+a%5E2+%2B2ab+%2B+b%5E2
Multiply:(a-2b)(a+2b)
%28a-2b%29%28a%2B2b%29+=+a%5E2+-%282b%29%5E2=+a%5E2+-+4b%5E2
Multiply:(g-6h)(g-6h)

Multiply:x(x+1)(x-1)
x%28x%2B1%29%28x-1%29+=+x%28x%5E2+-+1%29+=+x%5E3+-+x