Question

Please help, I will give medal!
Write in standard form:
-4(x-1)(x-1)(x-2.5)(x-5)(x-4)(x+i)(x-i)

Answer 1

-4 (x-5) (x-4) (x-2.5) (x-1)^2 (x-i) (x+i)

Answer 2

expanded form:
-4 x^7+54. x^6-270. x^5+640. x^4-836. x^3+786. x^2-570. x+200.

Answer 3

Wow that was so fast, how did you do that?!

Answer 4

I made an alegbra mistake somewhere when distributing, so thats why my equation wasnt turning up right on my graph. THANKS FOR YOUR HELP, U AR EA LIFE SAVER

Answer 5

got 876x^3 instead of 836. xD