Find the unit vector component of vector V = (3,-4,5) in the direction of i-j+k.
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Find the absolute extrema of the function f(x) = x^3 - 8x^2 - 72x + 219 in the interval [-5, 10].
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Question: What theorem states that if a function is continuous on a closed interval and has an antiderivative, then the definite integral of the function over that interval is equal to the difference of the antiderivative evaluated at the endpoints?