It's little difficult for me...
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NOw complete it
I don't understand. Correct answer is
YOu need to look at your books/notes: Clear??
I see. I just think you leave answer in that first post. I miss to read complete it. Sorry. I'm absent-minded today.
Originally Posted by Lil It's little difficult for me... Express the numerator as a fifth-root also...
I solve this now. It's correct or no?
Last edited by Lil; October 9th 2010 at 06:40 AM.
Yes! It can also be expressed as:
Originally Posted by Lil I solve this now. It's correct or no? You have the right idea (surd conjugate) and your final answer has rationalised the denominator and is correct. However
Originally Posted by Archie Meade You have the right idea (surd conjugate) and your final answer has rationalised the denominator and is correct. However What a stupid mistake!!! I know this rule. My head don't work today. Thanks.
I won't make new topic. Just continue this, because my work is with roots. Stuck with this. Just calculate expression:
Now Simplify.....
I won't write all solution... It's clear now. Answer I get 10. I think it's correct.
Yes!!