Listen NCERT Audio Books to boost your productivity and retention power by 2X.
If one zero of the quadratic polynomial kx2 + 3x + k is 2 then the value of k is
Given: 2 is the zero of the polynomial f(x) = kx2 + 3x + k
Put f(2) = 0
k(2)2 + 3(2) + k = 0
4k + 6 + k = 0
Hence, option D is correct.