How do you find the definite integral of #dx/ (x+2)# from #[0, 7]#? Calculus Introduction to Integration Formal Definition of the Definite Integral 1 Answer Sonnhard Jun 24, 2018 #2ln(3)-ln(2)# Explanation: Using that #int 1/xdx=ln|x|+C# we get #int_0^7dx/(x+2)=[ln|x+2|]_0^7=ln(9)-ln(2)=2ln(3)-ln(2)# Answer link Related questions What is the Formal Definition of the Definite Integral of the function #y=f(x)# over the... How do you use the definition of the definite integral? What is the integral of dy/dx? What is an improper integral? How do you calculate the double integral of #(xcos(x+y))dr# where r is the region: 0 less than... How do you apply the evaluation theorem to evaluate the integral #3t dt# over the interval [0,3]? What is the difference between an antiderivative and an integral? How do you integrate #3x^2-5x+9# from 0 to 7? Question #f27d5 How do you evaluate the definite integral #int sqrtt ln(t)dt# from 2 to 1? See all questions in Formal Definition of the Definite Integral Impact of this question 11233 views around the world You can reuse this answer Creative Commons License