The roots of the cubic equation x 3 – 7x + 6 = 0 are

CA Foundation · Quantitative Aptitude · MTP · January 2026
The roots of the cubic equation x 3 – 7x + 6 = 0 are
(A) A. 1, 2 and 3
(B) B. 1, -2 and 3
(C) C. 1, 2 and -3
(D) D. 1, -2 and -3

Suggested Answer and Working Notes:

Correct Answer: Option (C)

C. 1, 2 and -3

Topics: Part-A: Business Mathematics

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