Let f : IR R be defined by f(x) = (-4x, 7x, -3x 6). Is falinear transformation? || a. f(x + y) %3D f(x) + f(y) Does f(x + y) = f(x) + f(y) for all x, y E R? choose %3D b. f(ca) = c(f(x)) = Does f(cx)...

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Extracted text: Let f : IR R be defined by f(x) = (-4x, 7x, -3x 6). Is falinear transformation? || a. f(x + y) %3D f(x) + f(y) Does f(x + y) = f(x) + f(y) for all x, y E R? choose %3D b. f(ca) = c(f(x)) = Does f(cx) = c(f(x)) for all c, rE R? choose %3D c. Is fa linear transformation? choose