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Find the general indefinite integral. (Use C for the constant of integration. Remember to use absolute values where appropriate.) /' 8 + (a; + x dx . x Consider the following integral. / cos(3x) dx Given the substitution u = 3X, find du. du=( )dx Rewrite the given integral in terms of u. [C )d\" Evaluate the integral by making the given substitution. (Use C for the constant of integration.) Consider the following integral. /eudu . (5 e\")2 1 Find a substitution to rewrite the integrand as 72 dx. X dX ( ).. Evaluate the given integral. (Use C for the constant of integration.)