Get the answers you need at Westonci.ca, where our expert community is dedicated to providing you with accurate information. Experience the convenience of getting accurate answers to your questions from a dedicated community of professionals. Explore comprehensive solutions to your questions from knowledgeable professionals across various fields on our platform.

Three planes can fail to have an intersection point, when no two planes are parallel. The system is singular if row 3 of A is a ___ of the first two rows. Find a third equation that can't be solved if x + y + z = 0 and x - 2y - z = 1.