6. A fellow calculus enthusiast was working through some practice problems. They come to you asking if the following problem is correct: 4x3 + 1 dx x4 + x + C x2 2x Determine if they are correct....

6. A fellow calculus enthusiast was working through some practice problems. They come to you
asking if the following problem is correct:

Extracted text: 6. A fellow calculus enthusiast was working through some practice problems. They come to you asking if the following problem is correct: 4x3 + 1 dx x4 + x + C x2 2x Determine if they are correct. Explain how you know if they are correct without integrating the function (i.e. find another method using calculus).