Question

Find the value of 'm' for which the given quadratic equation has real and equal roots (m-1)x²-2(m+1)x+9=0. ​

Answer 1

Answer:

m=2, m=5

Step-by-step explanation:

b²-4ac =0

because it has real and equal roots.

Answer 2

hence m= 2 or 5

for (m-1)x^2 - 2(m+1)X +9