Question

math board question unable to understand, i hope it will also be of use to my friends who study 10 th STD

Answer 1

Hope you understand the answer

Answer provided in the photo above

Value of m=2, -10/9

Answer 2

Answer:

Correct Answer : m = 2, -10/9 (√)

m = 15 , -3 (×)

Solution :

If roots are equal ,then Discriminant will be 0.

So, b^2 - 4ac = 0

Refer the attachment.