38. Let A be the matrix given in Exercise 26. a) For each vector b that follows, determine whether b is in R(A). b) If b is in R(A), then exhibit a vector x in R² such that Ax = b. c) If b is in R(A), then write b as a linear combination of the columns of A. [2] [1] 6 - [8] [3] -3 i) b = -[0] iii) b = 3 [2] -6 v) b = ii) b = iv) b = vi) b =
38. Let A be the matrix given in Exercise 26. a) For each vector b that follows, determine whether b is in R(A). b) If b is in R(A), then exhibit a vector x in R² such that Ax = b. c) If b is in R(A), then write b as a linear combination of the columns of A. [2] [1] 6 - [8] [3] -3 i) b = -[0] iii) b = 3 [2] -6 v) b = ii) b = iv) b = vi) b =
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.9: Properties Of Determinants
Problem 40E
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