document.write( "Question 894618: Given A =(3,1) & B =(0,y-1). Find y if AB = 5.
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Algebra.Com's Answer #542392 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
Use the distance formula,
\n" ); document.write( " $\"AB%5E2=%283-0%29%5E2%2B%281-%28y-1%29%29%5E2\"$
\n" ); document.write( " $\"25=3%5E2%2B%282-y%29%5E2\"$
\n" ); document.write( " $\"%282-y%29%5E2=16\"$
\n" ); document.write( " $\"2-y=4\"$
\n" ); document.write( " $\"y=-2\"$
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