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`sqrt(x^(2)+4x-5)` |
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Answer» `intsqrt(x^(2)+4x-5)dx` `=intsqrt(x^(2)+4x-5-2^(2)+2^(2))dx` `=intsqrt((x+2)^(2)-5-4)dx` `=intsqrt((x+2)^(2)-(3)^(2))dx` `=(x+2)/(2)sqrt(x^(2)+4x-5)-(9)/(2)log|(x+2)+sqrt(x^(2)+4x-5)|+C` |
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