document.write( "Question 1022260: please show explanation for this problems\r
\n" ); document.write( "\n" ); document.write( " 1)if f(x) = ax+b, f(0) = 2, and f(1)=-2\r
\n" ); document.write( "\n" ); document.write( "2} The set {x:x is an integer and 1x - 11 < 2} equals ?\r
\n" ); document.write( "\n" ); document.write( "3) The inverse of the function y = 2x is ?
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Algebra.Com's Answer #637991 by rothauserc(4718)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "1) f(0)=2 implies b=2
\n" ); document.write( "f(1)=-2 then a+2=-2 and a=-4
\n" ); document.write( "therefore f(x) = -4x+2
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\n" ); document.write( "2) all x < 13
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\n" ); document.write( "3) y = 2x
\n" ); document.write( "x = y/2
\n" ); document.write( "y = x/2
\n" ); document.write( "f^(-1) = x/2
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