6. Assume that a 3 x 3 matrix A has three eigenvalues A₁, A2 and A3. If A₁ = A₂ = 2, A3 = 6 and the trace of A is 5+x. Then x is equal to (a) 5 (b) 4; (c) 3; (d) 2; (e) None of these a b С d e The set of all the solutions of the equation z³ = -27 in the complex plane is (a) (-3) (b) {-3,1-√3i,1+√3i) (c) {-3, 1-i, + i) (d) {−3, 2 – ³√³i, ³2 + ³√3₁} (e) None of these - 7.
6. Assume that a 3 x 3 matrix A has three eigenvalues A₁, A2 and A3. If A₁ = A₂ = 2, A3 = 6 and the trace of A is 5+x. Then x is equal to (a) 5 (b) 4; (c) 3; (d) 2; (e) None of these a b С d e The set of all the solutions of the equation z³ = -27 in the complex plane is (a) (-3) (b) {-3,1-√3i,1+√3i) (c) {-3, 1-i, + i) (d) {−3, 2 – ³√³i, ³2 + ³√3₁} (e) None of these - 7.
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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