anonymous
  • anonymous
determine value h(2a) for function h(x)=x-1/1-x
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
i got 2a-1/1-2a=H(x) do i need to do anything else
anonymous
  • anonymous
its (2a-1)/(1-2a) =-1 , so -1 is the answer
UnkleRhaukus
  • UnkleRhaukus
here are the steps akash_809 has used \[h(x)=\frac{x-1}{1-x}\]\[h(2a)=\frac{2a-1}{1-2a}\]\[\qquad\quad=\frac{-(1-2a)}{1-2a}\]\[\qquad\quad=\frac{-\cancel{(1-2a)}}{\cancel{1-2a}}\]\[\qquad\quad =-1\]

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anonymous
  • anonymous
what if I used A+1 as my x value?
anonymous
  • anonymous
platinum ring again :)
UnkleRhaukus
  • UnkleRhaukus
ring ring; hello?
anonymous
  • anonymous
@jethro210 it would be same
anonymous
  • anonymous
i.e =-1
UnkleRhaukus
  • UnkleRhaukus
the function gives the same value for all inputs (except x=1, which has indeterminate value )
anonymous
  • anonymous
thanks for the medal un(c)kle
UnkleRhaukus
  • UnkleRhaukus
anytime
anonymous
  • anonymous
@jethro210 u wl always get quick replies due to the pic :) you have used
anonymous
  • anonymous
cool.
anonymous
  • anonymous
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