# What is the equation of the normal line of #f(x)=5x^3-2x^2-3x-1# at #x=-8#?

Equation of normal is

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The equation of the normal line of f(x)=5x^3-2x^2-3x-1 at x=-8 is y = -120x - 319.

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When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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