quared-7x4

Asked by SWETHA v | 14th May, 2014, 12:47: PM

Expert Answer:

L e t space I equals integral fraction numerator 2 x minus 7 over denominator x squared minus 7 x plus 42 end fraction d x  S u b s t i t u t i n g space t equals x squared minus 7 x plus 42  space space space space space space space space space space space space space space space space space space space rightwards double arrow d t equals open parentheses 2 x minus 7 close parentheses d x  I equals integral 1 over t d t  space equals log t space plus C  space equals log open parentheses x squared minus 7 x plus 42 close parentheses space plus C

Answered by Avinash Soni | 14th May, 2014, 05:28: PM

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