Let f1(x) = − 1 6 (x − 1)(x − 2)(x − 3), f2(x) = 1 2 x(x − 2)(x − 3), f3(x) = − 1 2 x(x − 1)(x − 3) and f4(x) = 1 6 x(x − 1)(x − 2). (i) Prove that B = (f1, f2, f3, f4) is a basis for P3[x], the vector space of all polynomials of degree at most three.
Let f1(x) = − 1 6 (x − 1)(x − 2)(x − 3), f2(x) = 1 2 x(x − 2)(x − 3), f3(x) = − 1 2 x(x − 1)(x − 3) and f4(x) = 1 6 x(x − 1)(x − 2). (i) Prove that B = (f1, f2, f3, f4) is a basis for P3[x], the vector space of all polynomials of degree at most three.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.5: Systems Of Linear Equations In More Than Two Variables
Problem 43E
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. Let f1(x) = − 1 6 (x − 1)(x − 2)(x − 3), f2(x) = 1 2 x(x − 2)(x − 3), f3(x) = − 1 2 x(x − 1)(x − 3) and f4(x) = 1 6 x(x − 1)(x − 2). (i) Prove that B = (f1, f2, f3, f4) is a basis for P3[x], the
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