calculate the value of x^2 + x + 1/x +1/x^2.Given x^2-3x+1=0
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a^2 + b^2 = (a+b)^2 - 2ab
understood?
ok good but can u tell me how to identify that here we have to use a-b prop or a+b prop
ohh ok got. it
u just transposed it
thanks
we got value of (x+1/x) as 3..so we are supposed to use (a+b) ^2
ok
thanks
Mention not..
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