Question

Find the first terms of the product in ascending powers.

(1-2x^2-x^4)(4+x^2-2x^4)

Answer 1

2x^8

Answer 2

I remember doing this problem for you. Just refer your earlier post

Answer 3

oh first terms. not just THE first term. ya so you are going to have to do some massive distribution. try using a table form to keep it neat.

Answer 4

2 x^8

Answer 5

(a+b+c+d)(e+f+g+h) =
ae + af + ag + ah
be + bf + bg + bh
ce + cf + cg + ch
de + df + dg + dh

then simplify stuff. hardest part is really just not making a silly mistake.

Answer 6

oh and there is a + between each line of that box thing

Answer 7

yes