document.write( "Question 604455: Beginning with the quadratic equation y = ax2 + bx + c, David plugged in 0 for x to get y = a(0) + b(0) + c, or y = c. What is ONE reason he might have done that? \n" ); document.write( "
Algebra.Com's Answer #381163 by solver91311(24713)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "That's how I would find the -intercept, , of the graph.\r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "My calculator said it, I believe it, that settles it
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