Math, asked by urmilaomjanu, 6 months ago

One of the roots of equation x2 + mx – 5 = 0 is 2; find, m.

Answers

Answered by mannu7474

16

Answer:

putting x= 2

2x2 + mx2 - 5 = 0

4 + 2m - 5 = 0

2m = 1

m = 1/2

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