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janae789
28.07.2019 •
Mathematics
What is the inverse of this function? ![f(x) = \frac{2}{x + 4}](/tex.php?f=f(x) = \frac{2}{x + 4} )
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Ответ:
.. x = 2/(y +4)
.. y +4 = 2/x . . . . . . multiply by (y+4)/x
.. y = (2/x) -4 . . . . . subtract 4
f⁻¹(x) = (2/x) -4
Ответ:
= 2 x ^4
Step-by-step explanation: I hope it helps :)