If f(x² - 1) = x⁴ - 7x² + k₁ and f(x³ - 2) = x⁶ - 9x³ + k₂ t... — Quantitative Ability and Data Interpretation 2015

Question 62 Quantitative Ability and Data Interpretation 2015 Medium MCQ +1.00 marks · -0.25 negative

If f(x² - 1) = x⁴ - 7x² + k₁ and f(x³ - 2) = x⁶ - 9x³ + k₂ then the value of (k₂ - k₁) is

A. 6 B. 7 C. 8 D. 9 E. None of the above

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