Question

(8) One of the roots of equation x2 + mx - 5 =
O is 2 find m.
(A) -2 (B) -1/2
(c) 1/2 (d) 2
with solution ​

Answer 1

Answer:

c)1/2

Step-by-step explanation:

(2)2+2m-5=0

4+2m-5=0

-1+2m=0

2m=1

m=1/2