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Find the inverse of f(x)= 3log (x+2) -4?
How do I find the inverse of this?!?
2 Answers
- GeronimoLv 77 years ago
f(x) = 3 log(x + 2) – 4
y = 3 log(x + 2) – 4
y + 4 = 3 log(x + 2)
(y + 4) ⁄ 3 = log(x + 2)
10^[ (y + 4) ⁄ 3 ] = x + 2
10^[ (y + 4) ⁄ 3 ] – 2 = x
f ‾ ¹ (x) = 10^[ (x + 4) ⁄ 3 ] – 2
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