SOLUTION: help me please???!!!(7a^2+50ab+7b^2) i tried to factot it out but i didn't know what to do with the 50ab in this equation because the first and last terms do not add up to be fift

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: help me please???!!!(7a^2+50ab+7b^2) i tried to factot it out but i didn't know what to do with the 50ab in this equation because the first and last terms do not add up to be fift      Log On


   



Question 191744: help me please???!!!(7a^2+50ab+7b^2)
i tried to factot it out but i didn't know what to do with the 50ab in this equation because the first and last terms do not add up to be fifty, aren't they supposed to????

Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
(7a^2+50ab+7b^2) actually this will factor:
:
(7a + b)(a + 7b)
If you FOIL this
7a^2 + 49ab + ab + 7b^2 which is 7a^2 + 50ab + 7b^2, right?