Question

One of the roots of equation x2 + Mx - 5 = 0 is 2; find m.
(A) -2
(B) =
cm
(D)2
​

Answer 1

x^2+Mx-5

(2)^2+M*2=0

4+2M=0

2M=-4

M=-2

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Answer 2

Answer:

Step-by-step explanation:

This is your answer. ..

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