`(k-2)(k+4)gt16`, then find the range of k.

If A = {:[(1,2),(4,2)} , then find the value of 'k' if |2A| = k|A|.

If   ( k-2 ) /( k + 3 ) = 4/9 , then find the value of k

If z is a complex number lying in the fourth quadrant of the Argand plane and |(kz)/(k+1) + 2i|gt sqrt2 for all real values of k ( k ne -1) the find the range of arg (z)

If the roots of 3x^(2)- 12x +k = 0 are complex, then find the range of k.

If A=[[2,4-1,k]] and A^(2)=0, then find the value of k.

If 3k - 2, 4k - 6 and k + 2 are three consecutive terms of A.P., then find the value of k.

If 3k - 2, 4k - 6 and k + 2 are these consecutive terms of A.P, then find the value of k.

If A=[[1, 2],[ 4, 2]], then find the value of k if |2A|=k\ |A|