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Mathematics 15 Online
benjamin24:

given f(x)=4x+1/3 solve for f-1(3) a. 8 b. 4 c. 2 d.6

Shadow:

Take the inverse of the function then input 3 in for x. Do you know how to get the inverse of a function?

benjamin24:

i do not

Shadow:

f(x) = y\[y = \frac{ 4x + 1 }{ 3} \]

Shadow:

Switch the positions of y and x then solve for y (isolate y)

benjamin24:

ok

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