If and are the roots of x^2+px+1=0 and and are the roots of x^2+qx+1=0, then the value of ( - )( - )( + )( +...

Question

If and are the roots of x^2+px+1=0 and and are the roots of x^2+qx+1=0, then the value of ( - )( - )( + )( + ), is

Accepted Answer

(B)

JEE Main Mathematics question