document.write( "Question 172947: If h(t)=t^2-2t find the following:\r
\n" ); document.write( "\n" ); document.write( "h(2)
\n" ); document.write( "H(-1)
\n" ); document.write( "h(x+2)
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Algebra.Com's Answer #127810 by checkley77(12844)\"\" \"About 
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h(t)=t^2-2t
\n" ); document.write( "h(2)
\n" ); document.write( "H(2)=2^2-2*2
\n" ); document.write( "H(2)=4-4=0 ANS.
\n" ); document.write( "----------------
\n" ); document.write( "H(-1)
\n" ); document.write( "H(-1)=1^2-2*1
\n" ); document.write( "H(-1)=1-2=-1 ANS.
\n" ); document.write( "-------------------
\n" ); document.write( "H(x+2)
\n" ); document.write( "H(x+2)=(x+2)^2-2(x+2)
\n" ); document.write( "H(x+2)=x^2+4x+4-2x-4
\n" ); document.write( "H(x+2=x^2+2x
\n" ); document.write( "H(x+2)=x(x+2)
\n" ); document.write( "
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