tshegofatsomaleke tshegofatsomaleke

24-02-2024
Mathematics

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The solutions of a quadratic equation are given by x = 3±√13-2k 2 For which values of k will this equation have: (a) two equal roots. (2)

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itzamirv2 itzamirv2

24-02-2024

13-2k>0

13>2k

6.5>k

K needs to be less than 6.5 because if it was 6m5 there would be 1 answer, and if it was bigger there would be imaginary solutions, because the square root of a negative number is not real.

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