Matrices and Determinants 2 Question 2
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2. The sum of the real roots of the equation , is equal to
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####2. The sum of the real roots of the equation
3e0f7ab6f6a50373c3f2dbda6ca2533482a77bed
(a) 0
(b) -4
(c) 6
(d) 1
(2019 Main, 10 April II)
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Answer:
Correct Answer: 2. (a)
Solution:
- Given equation
On expansion of determinant along
Since all roots are real