Math Problem Statement
Let V=(5,∞) . For u,v∈V and a∈R define vector addition by u⊞v:=uv−5(u+v)+30 and scalar multiplication by a⊡u:=(u−5)a+5 . It can be shown that (V,⊞,⊡) is a vector space over the scalar field R . Find the following: the additive inverse of x :
⊟x=
Solution
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Math Problem Analysis
Mathematical Concepts
Vector Spaces
Algebra
Non-standard Operations
Formulas
u ⊞ v = uv − 5(u + v) + 30
a ⊡ u = (u − 5)a + 5
Additive inverse formula: x ⊞ (⊟x) = 5
Theorems
Properties of Vector Spaces
Additive Identity
Additive Inverse
Suitable Grade Level
Undergraduate Level (Linear Algebra)