Question
Question: **.** \(\int_{0}^{\infty}\frac{x^{2}dx}{(x^{2} + a^{2})(x^{2} + b^{2})(x^{2} + c^{2})}\) =\(\frac{\p...
. ∫0∞(x2+a2)(x2+b2)(x2+c2)x2dx =2(a+b)(b+c)(c+a)π
then∫0∞(x2+4)(x2+9)dx =
A
60π
B
20π
C
40π
D
80π
Answer
60π
Explanation
Solution
put c = 0, a = 2, b = 3