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anonymous
 one year ago
Given the function f(x) = log4(x + 8), find the value of f−1(2).
a. f−1(2) = 4
b. f−1(2) = 8
c. f−1(2) = 10
d. f−1(2) = 17
anonymous
 one year ago
Given the function f(x) = log4(x + 8), find the value of f−1(2). a. f−1(2) = 4 b. f−1(2) = 8 c. f−1(2) = 10 d. f−1(2) = 17

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0hi are you still on? i can help

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0we need to find the inverse. do you know how to do that?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0don't i replace x with y and y with x?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0f(x) = log4(x + 8) y = log4(x + 8) x = log4(y + 8) Now solve for y from there. x = log4(y + 8) \[f1(x) = 8 + 4^x\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0now just plug in 2, what do you get?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.08 + 4^2 4^2 = 16 8+16 = 8 your answer will be B.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0do you need anymore help?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0if so close this question and post another one and invite me. please medal me though

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0oh okay, thank you so so much! and yes, i do. is it okay if i post it separately? so incase any one else needs help, they can find it easier.
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