Answer : 3 5 Explanation : Answer: C) 5 Explanation: (3x 2) (2x - 5) = ax2 kx n ...............(1) But (3x 2)(2x - 5) = 6x2-11x-10........(2) so by comparing (1)

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(3x 2) (2x - 5) = ax² kx n. What is the value of a - n k ?