copynpaste
New Member
- Joined
- Mar 4, 2013
- Messages
- 22
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- HSC
- 2014
I'm having troubles working out this question:
Find a and b if x^4-2x^3+x^2+ax+b is exactly divisible by x^2+x-1
What would you do to D(x)=x^2+x-1 (since D(x) cannot be factorised straight away, and nothing can be subbed into D(x) to equal zero... :/)?
Find a and b if x^4-2x^3+x^2+ax+b is exactly divisible by x^2+x-1
What would you do to D(x)=x^2+x-1 (since D(x) cannot be factorised straight away, and nothing can be subbed into D(x) to equal zero... :/)?