Question

factorise the polynomial 1000- 27x^6

Answer 1

http://www.ehow.com/how_4499707_factor-cubes.html

Answer 2

didnt help sorry

Answer 3

1000=10^3
27x^6=3^3(x^2)^3
1000-27x^6=10^3-(3x^2)^3
this is of the form
(a^3-b^3)=(a-b)(a^2+b^2+ab)
Instead of a apply 10 and b apply 3x^2
Then you will get
(10-3x^2)(100+9x^4+30x^2)
Hope that helps

Answer 4

omg that's exaactly wat i was looking 4! thanx loads. this helped a lot! :)

Answer 5

you are welcome.:)