Question

1) One of the roots of quadratic equations 2x+ Kx-2=0 is -2, find k​

Answer 1

Answer:

k = -3

Step-by-step explanation:

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Answer 2

Answer:

Let x be - 2

2(-2)+k(-2)-2=0

-4-2k-2=0

-2k-6=0

-2k=6

k=-3