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ramiewunstell
ramiewunstell ramiewunstell
  • 25-03-2017
  • Mathematics
Answered

Can someone help me please

Can someone help me please class=

Verified Answer :

Anonymous Anonymous
  • 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 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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