If f = {(1,0),(-4,3),(0,-3)} then f-1 is
A) the inverse of f which is {(-1,0),(4,-3),(0,3)}.
B) the reciprocal of f which is 1/f.
C) the reciprocal of f which is -f.
D) the inverse of f which is{(0,1),(3,-4),(-3,0)}.
2007-11-02 07:45:39 · 4 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
D) is the good answer
because f is a function
if f(x)=y then f^(-1) (y) =x
here (1,0) is in f so it means f(1)=0 <=> f^(-1) (0)=1
so (0,1) is in f^(-1)
and so on...
2007-11-02 07:50:14 · answer #1 · answered by Anonymous · 3⤊ 0⤋
D) the inverse of f which is{(0,1),(3,-4),(-3,0)}.
function goes from x to y
but inverse function goes from y to x
2007-11-02 07:51:07 · answer #2 · answered by iyiogrenci 6 · 1⤊ 0⤋
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2007-11-02 08:31:38 · answer #3 · answered by Anonymous · 0⤊ 4⤋
D
2007-11-02 07:53:44 · answer #4 · answered by Darling 2 · 0⤊ 5⤋