Question

The value of k such tham the quadration eqadratic xsq=2kx+(7k-12)=0 has equal roots

Answer 1

Answer:

For equal roots b sq =4 ac (-2k)sq = 4 .1.(7k -12) 4 k sq = 4(7k-12) k sq = 7k -12 k sq - 7k +12=0 k sq -4k -3k +12=0 k (k -4)-3(k-4)=0