Find the nature of the roots and hance solve a2+8a+16=0
The positive value of k, for which both equations: x2 + kx + 64 =0 and x2 - 8x + k =0 have real roots is___________
If k is a natural number and the roots of the equation x2+11x+6k =0 are rational numbers, then find the smallest value of k .
How to solve this using simplest method?