state gov DDA Junior Secretariat Assistant (JSA) Mock Test 2023 Quantitative Aptitude Algebra Identities

k is a negative number, such that, k + k^-1 = -2, then what is the value of \(\frac{k^2+4 k-2}{k^2+k-5}\)?

1

7

2

1

3

-7

4

-1

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