" 6."(6x+7)/(sqrt(x^(2)-9x+20))

int(x+3)/(sqrt(7-6x-x^(2)))dx

int (6x^(2)dx)/(sqrt(9-x^(3))) =

The value of int(dx)/((x^(2)-6x+9)sqrt(x^(2)-6x+4)) is

Evaluate int ((6x+7)dx)/(x^2-9x+20

(1)/(log_(3)(x+1))<(1)/(2log_(9)sqrt(x^(2)+6x+9))

Evaluate the following limits : lim_(x to 5)(x^(2)-9x+20)/(x^(2)-6x+5)

underset(x to oo)(Lt)(""^(7)sqrt(x^(7)-1)+""^(5)sqrt(x^(5)+2)+""^(9)sqrt(x^(9)-2))/(""^(6)sqrt(x^(6)+1)+""^(7)sqrt(x^(7)+1)-""^(4)sqrt(x^(4)+2))=