Let Uj and U2 be vector subspaces of a vector space V over the real numbers. Suppose that v1, V2, V3 is a basis for U1 and V4, V5, V6 is a basis for U2. Suppose that UinU2 = 0. Prove that B = = V1, V2, V3, V4, V5, V6 is a basis for U1 + U2.

Algebra and Trigonometry (6th Edition)
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ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Let Uj and U2 be vector subspaces of a
vector space V over the real numbers.
Suppose that v1, V2, V3 is a basis for U1 and
V4, V5, V6 is a basis for U2. Suppose that
Uin U2 = 0. Prove that
B = v1, V2, V3, V4, V5, V6 is a basis for
U1 + U2.
Transcribed Image Text:Let Uj and U2 be vector subspaces of a vector space V over the real numbers. Suppose that v1, V2, V3 is a basis for U1 and V4, V5, V6 is a basis for U2. Suppose that Uin U2 = 0. Prove that B = v1, V2, V3, V4, V5, V6 is a basis for U1 + U2.
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