" 11."(x)/(sqrt(x+4)),x>-4

7. lim_(x->0)(sqrt(8+x^4)-sqrt(8-x^4))/x^4

If f(x)=(1)/(sqrt(x+2 sqrt(2 x-4)))+(1)/(sqrt(x-2 sqrt(2 x-4))) , for x gt 2 , then f(11)=

If x=(11)/(4-sqrt(5)), find the value of x^(2)-8x+11

int(x^(4)-1)/(x^(2))sqrt(x^(4)+x^(2)+1)dx equal to (A) sqrt((x^(4)+x^(2)+1)/(x)+c(B)sqrt(x^(4)+2-(1)/(x^(2)))+c)sqrt((x^(4)-x^(2)+1)/(x))+c

(i) int(dx)/(sqrt(11-4x^(2)))

If y=log(x^(2)+sqrt(x^(4)-a^(4)))," then "y_(1)sqrt(x^(4)-a^(4))=