Find the integral of `1/(sqrt(x^(2) + a^(2)))` w.r.t.x and hence evaluate `int (dx)/(sqrt(x^(2) + 7))`.

Find the integral of 1/(sqrt(x^(2) -a^(2))) w.r.t.x and hence evaluate int (dx)/(sqrt(x^(2) + 6x + 7)) .

Find the integral of 1/(sqrt(a^(2) - x^(2))) w.r.t.x and hence evaluate int (dx)/(sqrt(7 - 6x - x^2) .

Find the integral of 1/(a^(2) - x^(2)) w.r.t.x and hence evaluate int (dx)/(16-x^2) .

Find the integral of sqrt(x^(2) - a^(2)) w.r.t.x and hence evaluate int sqrt(x^(2) + 4x - 5)dx .

Find the integral of 1/(x^(2) - a^(2)) , w.r.t.x and hence evaluate int (dx)/(x^(2) + 3x - 10)

Find the integral of sqrt(a^(2) - x^(2)) w.r.t.x and hence evaluate int sqrt(3 - 2x -x^(2)) dx .

Find the integral of sqrt(x^(2)+a^(2)) w.r.t. x and hence evaluate int sqrt(x^(2) + 4x+6) , dx.

Find the integral of (1)/(sqrt(x^(2)+a^(2))) with respect to x and hence evaluate int(1)/(sqrt(x^(2)+7))dx

Find the integral of (1)/(x^(2) + a^(2)) w.r.t.x and hence evaluate int (1)/(x^(2) + 2x + 3) dx.

Find the integral of (1)/(sqrt(x^(2)-a^(2))) with respect to x and hence evaluate int(dx)/(sqrt(x^(2)+6x-7)) .