The full step-by-step solution to problem: 17 from chapter: 4.8 was answered by , our top Math solution expert on 03/13/18, 06:45PM. Since the solution to 17 from 4.8 chapter was answered, more than 220 students have viewed the full step-by-step answer. The answer to “Let A be an m n matrix with colspace(A) = nullspace(A). Prove that m = n.” is broken down into a number of easy to follow steps, and 16 words. This full solution covers the following key subjects: . This expansive textbook survival guide covers 91 chapters, and 2967 solutions. This textbook survival guide was created for the textbook: Differential Equations, edition: 4. Differential Equations was written by and is associated to the ISBN: 9780321964670.