Helpful Hints
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Try to imagine the graph of a function when taking the function's limit
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The limit of a function as x approaches a may or may not be the same as the value of the function at x=a
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Beware the indeterminate forms!!
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Continuity does not imply differentiability. Differentiability does not imply continuity.
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The derative represents the slope of the graph at a given x value.
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When using the quotient rule, do not switch the order of the terms in the numerator since subtraction is not commutative.
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When asked to find the max/min value of a function, find only the y-value.
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Don't forget to add the constant, C, when finding an indefinite integral.