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#76 Re: Help Me ! » Need help on Polynomials » 2009-05-05 00:27:03

uh then where did he get that equation from?

#77 Re: Help Me ! » Need help on Polynomials » 2009-05-04 23:50:05

What you meant was

It doesn't make sense to me though.

#78 Re: Help Me ! » Need help on Polynomials » 2009-05-04 23:21:50

mathsyperson, how did u factorise the original polynomial to (x^2/2)^5 * (-1/x^2)^5 = -1/32??

#79 Help Me ! » Need help on Polynomials » 2009-05-04 03:36:57

1a2b3c2212
Replies: 11

Find the independent term of the expansion 

.

Is it a must to expand the whole thing out and look at the independent term, or is there a shortcut??

i still can't figure out how to make the "0" smaller

#81 Help Me ! » Prove that α^4=57α+70 » 2009-04-04 17:03:20

1a2b3c2212
Replies: 2

Please help with this math problem.

The quadratic equation x²=3x+5 has roots  α and β. Prove that α^4=57a+70. This can be solved without solving for any unknown.

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