The ten-acre farm is on a square piece of land 220 yards oneach side. A fence surrounds the land. How many yards of fencingsurrounds the farm?

Math 340 Lecture – Introduction to Ordinary Differential Equations – February 29 , 2016 th What We Covered: 1. Course Content – Chapter 7: Matrix Algebra a. Section 7.5: Bases of a Subspace Continued i. Recap 1. Nullspace: () = ∶ = 0 ℝ 2. Definition: a subspace ℝ such that a. If , then x+y e V b. If xeV, ℝ then 3. Null(A) is a subspace of ℝ 4. Linear