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OpenStudy (anonymous):
Let f(x) = x2 - 81. Find f-1(x). ill give medal:)
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OpenStudy (anonymous):
@_lilb_to_smooth_4_U_
OpenStudy (amistre64):
even functions are not 1 to 1 so an inverse would have to have restrictions
OpenStudy (anonymous):
heres the answer choices: ±square root of the quantity x plus 81 9square root of x 1 over quantity x squared minus 81 x squared over 81
OpenStudy (anonymous):
http://openstudy.com/study#/updates/4e39c3570b8bf47d065fe512 i cant post it just you will find it here
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