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Mathematics
, 23.08.2019 08:30
glolord9322
The one-to-one functions g and h are defines as follows.
g={(-7,-,,-,2)}
h(x)=3x-10
find the following.
g^-1 (2)=
h^-1 (x)=
(h•h^-)=
Answers: 1
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Answer from:
dmanvaldez
The value of x, when y is 2 is 3.
Therefore, g^-1 (2) = 3
Let y = 3x - 10, then x = (y + 10)/3
Therefore, h^-1 (x) = (x + 10)/3
(h o h^-1)(x) = h(h^-1(x)) = h((x + 10)/3) = 3((x + 10)/3) - 10 = x.
Therefore, (h•h^-1)(-1) = -1
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The one-to-one functions g and h are defines as follows.
g={(-7,-,,-,2)}
h(x)=3x-10
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