7. `int_-1^1dx/(x^2+2x+5)`

" %."int_(-1)^(1)(dx)/(x^(2)+2x+5)

Evaluate the integrals int_(-1)^(1)1(dx)/(x^(2)+2x+5)

int _-1^1(1)/(x^(2)+2x+5)dx

int(x-1)/(x^(2)-2x-5)dx

int_(1)^(2) (dx)/(2x+5)=

1. int1/(x^2+2x+5)dx

int_(-1)^(1) (dx) / (x^(2)+2x+5) is equal to

(i) int_2^3 1/x dx (ii) int_1^2 1/x^2 dx (iii) int_1^e (dx)/x (iv) int_-1^1 (x+1) dx

Evaluate the following definite integral: int_(-1)^(1)(1)/(x^(2)+2x+5)dx

(i) int_0^1 (dx)/sqrt(1-x^2) (ii) int_0^1 (dx)/sqrt(1+x^2) (iii) a int_1^sqrt3 (dx)/(1+x^2) b int_0^1 (dx)/(1+x^2) (iv) int_0^(2//3) (dx)/(4+9x^2) (v) int_0^1 x/(x^2+1)dx (vi) int_2^3 x/(x^2+1) dx