" (i) "int sqrt(1-4x^(2))dx

" 1."int sqrt(4x^(2)+5)dx

(i) int 1/sqrt(4+x^2) dx (ii) int 1/sqrt(9+x^2) dx (iii) int 1/sqrt(1+4x^2) dx

Evaluate: (i) int1/(sqrt(1+4x^2))\ dx (ii) int1/(sqrt(a^2+b^2\ x^2))\ dx

int(x)/(sqrt(1-4x^(2)))dx

Evaluate: (i) int(1)/(sqrt(1+4x^(2)))dx (ii) int(1)/(sqrt(a^(2)+b^(2)x^(2)))dx

Evaluate the following integrals. int(1)/(sqrt(1-4x^(2)))dx

int sqrt(1 - 4x - x^(2)) dx .

Evaluate the following integrals. (i) int 1/((x - 2)^2 + 1)dx " " (ii) int (x^2)/(x^2 + 5)dx " " (iii) int 1/(sqrt(1 + 4x)^2)dx