Q2. If the products of roots of the equation xsquare-2root2kx+2epower(2logx)-1=0 is 31 , then the roots of the equation are real for k equal to
a) 1
b) 2
c) 3
d) 4
Q2. If the products of roots of the equation xsquare-2root2kx+2epower(2logx)-1=0 is 31 , then the roots of the equation are real for k equal to
a) 1
b) 2
c) 3
d) 4