Question: I need help with this one, will really appreciate it! I also tried (-0.1,0.1) and still wrong :/ Verify the given linear approximation at a
I need help with this one, will really appreciate it! I also tried (-0.1,0.1) and still wrong :/

Verify the given linear approximation at a = 0. Then use a graphing calculator or computer to determine the values of a for which the linear approximation is accurate to within 0.1. (Round your answer to two decimal places. Enter your answer using interval notation.) tani ~ x TE (-0.1,0.1) X
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