are real numbers.

When they satisfy the equations , , , find the value of .

I got as far as getting , but I can't seem to go any further.

Please help.

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- February 25th 2011, 03:33 PMlaniermsMultiplication
are real numbers.

When they satisfy the equations , , , find the value of .

I got as far as getting , but I can't seem to go any further.

Please help. - February 26th 2011, 12:03 AMOpalg
- February 26th 2011, 04:49 AMlanierms
Aren't there any other ways than using matrix? Because I didn't learn matrix yet and I have no idea what you are saying.

- February 26th 2011, 06:03 AMBAdhi

since

I think you can use this result - February 26th 2011, 06:59 PMlanierms
Thank you so much BAdhi. I got this:

or

i) When ,

ii) When ,

Is there anything wrong with it? - February 26th 2011, 09:33 PMBAdhi
just the way i thought :)