# Is #(lnx)^2# equivalent to #ln^2 x#?

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Is there even such a thing as #ln^2 x# ?

Is there even such a thing as

Yes, but also see below

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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.

- How do you use the limit definition to find the derivative of #y = cscx#?
- What is the equation of the line tangent to #f(x)=(2x^3 - 4) / x# at #x=-4#?
- How do you find the instantaneous rate of change of revenue when 1000 units are produced if the revenue (in thousands of dollars) from producing x units of an item is #R(x) = 12x - .005x^2#?
- How do you find the points on the curve #y=x+2cosx# that have a horizontal tangent line?
- How do you find the equation of the tangent line #y=sinx# at #(pi/6, 1/2)#?

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