iv) One of the roots of the equation x2 + mx – 5 = 0 is 2. Find m.
(A) -2 (B-1....2
(C) 2(D)1....2
Answers
Answered by
1
Answer:
Step-by-step explanation:
Attachments:
Answered by
2
Answer:
f(x) = x²+ Mx - 5 =0
f(2)=2²+M2 - 5=0
f(2)=4+2M-5=0
-1+2M=0
2m = 1
m =1/2
Similar questions