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CellCoree

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Evaluate [tex]\int t^{14} ln(t) dt[/tex]

using integration by parts and formula [tex]uv-\intv du[/tex]

u=ln(t)

du=1/t

dv=t^14

v=t^15/15

lnt*t^15/15-[tex]\int[/tex]t^15/15*1/t

lnt*t^15/15-t^14*log(t)

i don't know what I am doing wrong, please help

using integration by parts and formula [tex]uv-\intv du[/tex]

u=ln(t)

du=1/t

dv=t^14

v=t^15/15

lnt*t^15/15-[tex]\int[/tex]t^15/15*1/t

lnt*t^15/15-t^14*log(t)

i don't know what I am doing wrong, please help

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