Предмет: Алгебра, автор: igor1997500

вычислить площади фигур ограниченных графиками функций:
y=lnx; y=ln^2x

Ответы

Автор ответа: Аноним
0
lnx=ln²x
lnx(1-lnx)=0
lnx=0⇒x=1 U lnx=1⇒x=e
s=S(от 1 до e) (ln2x-lnx)dx= xln2x-2xlnx+2x-xlnx+x) (от 1 до e)= xln2x-3xlnx+3x (от 1 до e)= =e-3e+3e-0+0+3=e+3




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