An exact length of arc can be computed with the arc length formula, together with a bit of factoring, recalling a^2+2ab+b^2 = (a + b)^2
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Summer Topic: Domains
Not all functions can take any number. The set of numbers that the function can accept is called a domain. Here we review how to analyze a ...
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Use limits to test Continuity! We check if the function exits, the limit from left and right exist, and they are all match! -
We can use Theorems together with algebra tricks to find limits that have the indeterminate 0/0 form. -
To find the limit, we turn to the conjugate once more!
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