document.write( "Question 944288: graph the function and determine its domain and range. h(x)=x^2 + 1 \n" ); document.write( "
Algebra.Com's Answer #575735 by stanbon(75887)\"\" \"About 
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graph the function and determine its domain and range.
\n" ); document.write( "h(x)=x^2 + 1
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\n" ); document.write( "Plot 3 points since it is a quadratic::
\n" ); document.write( "(0,1) ; (2, 5); (-2,5)
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\n" ); document.write( "Draw a parabola thru the 3 points.
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\n" ); document.write( "[[[graph(400,400,-10,10,-10,10,x^2+1)}}}
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\n" ); document.write( "Domain:: All Real Numbers
\n" ); document.write( "Range:: Since the vertex is at (0,1), range = All Real Numbers >= 1.
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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