Choose the correct answer`int_1^sqrt(3) (dx)/(1+x^2)`equals(A) `pi/3` (B) `(2pi)/3` (C) `pi/6` (D) `pi/(12)`

Choose the correct answer int1sqrt(3)(dx)/(1+x^2) equals (A) pi/3 (B) (2pi)/3 (C) pi/6 (D) pi/(12)

Choose the correct answer int_(1)^(sqrt(3))(dx)/(1+x^(2)) equals (A) (pi)/(3)(B)(2 pi)/(3)(C)(pi)/(6) (D) (pi)/(12)

int_1^sqrt(3) (d x)/(1+x^2) equals a) pi/3 b) (2 pi)/3 c) pi/6 d) pi/(12)

Choose the correct answer int_0^(2/3) (dx)/(4+9x^2) (A) pi/6 (B) pi/(12) (C) pi/(24) (D) pi/4

Choose the correct answer. int_0^(2/3) dx/(4+9x^2) a) pi/6 b) pi/12 c) pi/24 d) pi/4

Choose the correct answer int0 2/3(dx)/(4+9x^2) (A) pi/6 (B) pi/(12) (C) pi/(24) (D) pi/4

Choose the correct answer int_(0)^((2)/(3))(dx)/(4+9x^(2))(A)(pi)/(6)(B)(pi)/(12)(C)(pi)/(24)(D)(pi)/(4)

tan^(-1)sqrt(3)-sec^(-1)(-2) is equal to(A) pi (B) -pi/3 (C) pi/3 (D) (2pi)/3

tan^(-1)sqrt(3)-sec^(-1)(-2) is equal to(a) pi (B) -pi/3 (C) pi/3 (D) (2pi)/3

int_1^(sqrt(3))1/(1+x^2)dx is equal to pi/(12) b. pi/4 c. pi/6 d. pi/3