Question

hello
any idea abaout how to factor this

Answer 1

please post complete question....

Answer 2

this is the formula....

(a+b-c)^2 = a^2+b^2+c^2+2ab-2ac-2bc

Answer 3

have you any idea of solving it now...?

Answer 4

hi
where do you got these formulaS?

Answer 5

it's available in the books... also here in the web....

Answer 6

thanks, i know how to solve it now

Answer 7

pleasure....

Answer 8

um, you 'get the formulas' by expanding it