MATH 2321 Lecture 19: Calculus 3_19

A=16 5 1 12-0 i 5-6 3 48 -3 lo 0 0 0 (9pts)5. Consider the matrix A: of A. sp 6 A a) In 10 words or less, explain what we mean by the (thu Means "o b) Find a basis for Col(A) c) what is the dimension of Col(A)? 2 d) Col(A) is a subspace of R, where p-

4 points) Evaluate by writing it as a sum of two integrals and interpreting one of those integrals in terms of an area.