if x+1/x=5, then find value of 2x/3x2-5x+3
kvnmurty:
Nann u should use parentheses ( ) [ ] for writing question. there will be confusion other wise.
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x+1/x=5
now
2x/(3x2-5x+3)
taking x common
we will get
2/(3x-5+3/x)
now
by rearranging
2/{(3(x+1/x)-5)}
putting the value
2/(15-5)=1/5
ans=1/5
now
2x/(3x2-5x+3)
taking x common
we will get
2/(3x-5+3/x)
now
by rearranging
2/{(3(x+1/x)-5)}
putting the value
2/(15-5)=1/5
ans=1/5
thanks for this too................................
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thanks.......
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