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  • X+1/x=-2 then xp+xq=? (p is even and q is odd number)​

X+1/x=-2 then xp+xq=? (p is even and q is odd number)​

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x + \frac{1}{x} = -2 \\ \frac{x^2+1}{x} =-2 \\ x^2 + 2x +1 =0 \\ (x+1)^2 =0 \\ x =-1

xp + xq = x(p+q)\\ =-1(p+q)\\ $ Hence it is a negative number

Posted by

Ravindra Pindel

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