Question: solve Exercise 2.3.7. Let f(x) =ex -cosx, g(x) = ex + cosx, and h() = cosx. Are f(x), g(x), and h(@) linearly independent? If so,

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Exercise 2.3.7. Let f(x) =ex -cosx, g(x) = ex + cosx, and h() = cosx. Are f(x), g(x), and h(@) linearly independent? If so, show it, if not, find a linear combination that works

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