Let f: R² → R be defined by f((x, y)) = 9y-7x. Is f a linear transformation? -> a. f((x₁, y₁) + (x₂, y2)) = f((x₁, y₁)) + f((x₂ - y2)) = Does f(x₁, y₁) + (x₂ - y₂)) = f((x₁, y₁)) + f((x₂, y₂)) for all (x₁, y₁), (x₂, Y₂> ER²? choose b. f(c(x, y)) = . (Enter x₁ as x1, etc.) c(f((x, y))) = Does f(c(x, y)) = c(f((x, y))) for all c ER and all (x, y) ER²? choose c. Is f a linear transformation? choose

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter6: Vector Spaces
Section6.5: The Kernel And Range Of A Linear Transformation
Problem 4EQ
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. Let f: R²
→ R be defined by f((x, y)) = 9y - 7x. Is f a linear transformation?
a. f((x₁, y₁) + (x2 - y2)) =
f((x₁, y₁>) + f((x₂ - y2)) =
Does f((x₁, y₁) + (x₂ - y₂)) = f({x₁, y₁ )) + f((x₂ - y₂)) for all (x₁, y₁), (x₂, y₂) ER²? choose
b. f(c(x, y)) =
. (Enter x₁ as x1, etc.)
c(f ((x, y))) =
(C
Does f (c(x, y)) = c(f((x, y))) for all c ER and all (x, y) ER²? choose
c. Is f a linear transformation? choose
<
Transcribed Image Text:. Let f: R² → R be defined by f((x, y)) = 9y - 7x. Is f a linear transformation? a. f((x₁, y₁) + (x2 - y2)) = f((x₁, y₁>) + f((x₂ - y2)) = Does f((x₁, y₁) + (x₂ - y₂)) = f({x₁, y₁ )) + f((x₂ - y₂)) for all (x₁, y₁), (x₂, y₂) ER²? choose b. f(c(x, y)) = . (Enter x₁ as x1, etc.) c(f ((x, y))) = (C Does f (c(x, y)) = c(f((x, y))) for all c ER and all (x, y) ER²? choose c. Is f a linear transformation? choose <
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