ramiewunstell
ramiewunstell
25-03-2017
Mathematics
contestada
Can someone help me please
Respuesta :
Аноним
Аноним
25-03-2017
y = (4x-3)/8
8y = 4x - 3
8y+3 = 4x
(8y+3)/4 = x
f^-1(x) = (8x+3)/4
Answer Link
irspow
irspow
25-03-2017
solve for x and reverse the variables....
y=(4x-3)/8 multiply both sides by 8
8y=4x-3 add 3 to both sides
8y+3=4x divide both sides by 4
(8y+3)/4=x so
f(x)^-1=(8x+3)/4
Answer Link
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