document.write( "Question 1020118: Please help me solve this problem: if point (a,b) lies on the graph y=f(x),what point does y=f^-1(x) contain? \n" ); document.write( "

Algebra.Com's Answer #636096 by josgarithmetic(39617) $\"\"$ $\"About$

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The function inverse changes the roles of x and y.
\n" ); document.write( "(b,a) is a point in the inverse function of f, and f itself has the point (a,b). \n" ); document.write( "

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