SOLUTION: I have no clue how to work these. I can do the basic ones but can't figure these out in order to help my daughter. Thanks! 45x^4-60x^2y+20y^2 37g^8-37h^8

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: I have no clue how to work these. I can do the basic ones but can't figure these out in order to help my daughter. Thanks! 45x^4-60x^2y+20y^2 37g^8-37h^8      Log On


   



Question 578557: I have no clue how to work these. I can do the basic ones but can't figure these out in order to help my daughter. Thanks!
45x^4-60x^2y+20y^2
37g^8-37h^8

Answer by Edwin McCravy(20063) About Me  (Show Source):
You can put this solution on YOUR website!
I have no clue how to work these. I can do the basic ones but can't figure these out in order to help my daughter. Thanks!

45x4 - 60x2y + 20y2

5(9x4 - 12x2y + 4y2)

5(3x2 - 2y)(3x2 - 2y)

5(3x2 - 2y)2

---------------------

37(g8 - h8)

37[(g4)2 - (h4)2]

37[(g4 - h4)(g4 + h4)]

37(g2 - h2)(g2 + h2)(g4 + h4)

37(g - h)(g + h)(g2 +h2)(g4 + h4)

Edwin