# What is the equation of the tangent line of #f(x) =sinx/cosx-cotx# at #x=pi/4#?

The equation is

Now, we distinguish the function.

Now that we are aware of the slope and point of contact, we can determine the tangent line's equation.

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The equation of the tangent line of f(x) = sinx/cosx - cotx at x = pi/4 is y = -2x + 2√2.

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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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