Lim x-->0( tanx+4tan2x-3tan3x)/x^2tanx The answer given in reference book is -16. But I don't know how to solve.
Dear student,
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https://www.meritnation.com/ask-answer/question/evaluate-limit-x-0-tanx-tan2x-3tan3x-x-2tanx/limits-and-derivatives/10874245
Regards
Refer to the link
https://www.meritnation.com/ask-answer/question/evaluate-limit-x-0-tanx-tan2x-3tan3x-x-2tanx/limits-and-derivatives/10874245
Regards