## Question

###### Point) Determine which of the following pairs of functions are linearly independent. 1. f(t) = ext cos(ut), g(t) = ext sin(ut) , u # 02. f(t) = 3t, g(t) = It|3. f(x) = x2, g(x) = 4lxl24. f(t) = 4t2 + 28tg(t) = 4t2 28t

point) Determine which of the following pairs of functions are linearly independent. 1. f(t) = ext cos(ut), g(t) = ext sin(ut) , u # 0 2. f(t) = 3t, g(t) = It| 3. f(x) = x2, g(x) = 4lxl2 4. f(t) = 4t2 + 28t g(t) = 4t2 28t

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