Given the quadratic equation 2x 2 + 2x -1 =5. Its roots are.

CA Foundation · Quantitative Aptitude · MTP · January 2025
Given the quadratic equation 2x 2 + 2x -1 =5. Its roots are.
(A) A. 2 and 1 / 2
(B) B. 4 and 1 / 4
(C) C. 8 and 1 / 8
(D) D. 16 and 1 / 16

Suggested Answer and Working Notes:

Correct Answer: Option (C)

C. 8 and 1 / 8

Topics: Part-A: Business Mathematics

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