Question

Given f(x) = the quantity of 3x minus 1, divided by 2, solve for f−1(4).

1
3
5
7

Answer 1

medal to who ever answers this correctly

Answer 2

@ganeshie8 @nincompoop

Answer 3

@muscrat123

Answer 4

sowwy, busy w/ flvs. got 50 2 do in 2 days

Answer 5

@Michele_Laino

Answer 6

f(x)=(3x-1)/2
y=(3x-1)/2
x=(3y-1)/2
solve for y we get
2x=3y-1
2x+1=3y
(2x+1)/3=y
f^-1(x)=(2x+1)/3
f^-1(4)=(2(4)+1)/3
...can u solve it...

Answer 7

so c is correct?

Answer 8

no... (2(4)+1)/3
(8+1)/3
9/3=?

Answer 9

so b @LynFran

Answer 10

yes @jammy987