" 46.If "int x(ln(x+sqrt(1+x^(2))))/(sqrt(1+x^(2)))dx

int x(ln(x+sqrt(1+x^(2))))/(sqrt(1+x^(2)))dx equals

int(log(x+sqrt(1+x^(2))))/(sqrt(1+x^(2)))dx=

int((log(x+sqrt(1+x^(2))))/(sqrt(1+x^(2))))dx

int ln(x+sqrt(1+x^(2)))dx

the value of int x*(ln(x+sqrt(1+x^(2))))/(sqrt(1+x^(2)))dx

int(log(x+sqrt(1+x^(2))))/(sqrt(1+x^(2)))dx=....+c

If int(x*ln(x+sqrt(1+x^(2))))/(sqrt(1+x^(2)))dx=A*sqrt(1+x^(2))ln(x+sqrt(1+x^(2)))+Bx+c , then (3A^(2)+5B^(2))/(A-B) equal to __________.

If int(log(x+sqrt(1+x^(2))))/(sqrt(1+x^(2)))dx =(gof)(x)+c then

If int(log"("x+sqrt(1+x^(2))")")/(sqrt(1+x^(2)))dx="gof"(x)+"constant, then"

If f(x)=lim_(n rarr oo)(x^(n)-x^(-n))/(x^(n)+x^(-n)),x>1 then int(xf(x)log(x+sqrt(1+x^(2))))/(sqrt(1+x^(2)))dx is