Question

Q 25 If (m? - 7m - 3) = 0, then determine the value of (m - m 1). Given m<1.
O (
61)/2
o 7-0 61
(7 + 61
0 (7+ y 61)/2​

Answer 1

Answer:

MATHS

For what value of 'm', the equation (3m+1)x

2

+2(m+1)x+m=0 have equal root?

MEDIUM

Help best friend

Study later

ANSWER

for equal roots D=b

2

−4ac=0

⇒[2(m+1)]

2

−4m(3m+1)=0

⇒m

2

+2m+1−3m

2

−m=0

⇒−2m

2

+m+1=0

⇒2m

2

−m−1=0⇒(m−1)(m+

2

1

)=0

⇒

m=1,

2

−1

solution

How satisfied are you with the