Determine convergence divergence of each improper integral. State a brief reason. (a) √(x+a) dx, where a is any positive real number. Please show the substitution used Type of improper integral: Convergence or divergence (circle one) A brief reason Type of improper integral: : Convergence or divergence (circle one) A brief reason: . Determine convergence/divergence (a) √ √2(x + a)-/3 dx, where a is any positive real number. Please show the substitution used. Type of improper integral: A brief reason: Type of improper integral: A brief reason: of each improper integral. State a brief reason. ; Convergence or divergence (circle one) ; Convergence or divergence (circle one) (b) dx. . Determine convergence/divergence (a) √ √2(x + a)-/3 dx, where a is any positive real number. Please show the substitution used. Type of improper integral: A brief reason: Type of improper integral: A brief reason: of each improper integral. State a brief reason. ; Convergence or divergence (circle one) ; Convergence or divergence (circle one) (b) dx.