For f (x)= x 3 +27 / x 4 -81 a. Use limits to show f that
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Question:
For f (x)= x3+27 / x4-81
a. Use limits to show f that has a removable discontinuity at x=-3.
b. Find a function g such that f(x)=g(x) for all x -3.
c. Use the definition of continuity to show that g is continuous at x= - 3.
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