Why is the 4 going to the left in the limit. How am I suppose to know if it’s suppose to go right or

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[dusky dirge]

Because it's the upper bound of the interval of integration.

[limber mulch]

^

[limber mulch]

you know this is an improper integral, righ?

[molten wren]

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[grand wave]

+close

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[river garden]

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