Question

solve atleast 3 - 4 sums.​

Answer 1

1)

m : n = 1 : 1

$\alpha = \beta$

$mn {b}^{2} = ({m + n})^{2} ac$

9 = 4 × 2k

9 = 8k

k = 9/8.

Answer 2

Answer:

b²-4ac=0

then it has real and equal roots