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## Answers

3.(-1/2)^2 + 2 k (-1/2) - 3 = 0

3.(1/4) + (-2k/2) - 3 =0

3/4 - 2 k - 3 = 0

3 - 2k - 3 = 0

-2k = 0

k = 2

so the value of k is (2)

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3.(-1/2)^2 + 2 k (-1/2) - 3 = 0

3.(1/4) + (-2k/2) - 3 =0

3/4 - 2 k - 3 = 0

3 - 2k - 3 = 0

-2k = 0

k = 2

so the value of k is (2)