Math, asked by rk9720577, 10 months ago

if one root of 2x2+kx+1=0 is -½ then the value of 'k' is
a) 3
b) -3
c) 5
d) -5

Answers

Answered by rockysattwik

3

Answer:

3

,............................................................................................

Answered by shaimarauf2

1

Answer:

a -3

Step-by-step explanation:

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