Ifx² - 7x + k is factorized into two consecutive integers, find k?
- 10
- 12
- 14
- None of these
Explanation
Two consecutive integers that add to 7 are 3 and 4
3 + 4 = 7
3 × 4 = 12
So factors are (x - 3)(x - 4) = x² - 7x + 12
k = 12
Last verified on 04-05-2026
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