document.write( "Question 900106: X-INTERCEPTS AND VERTEX TO X^2+10X+22 \n" ); document.write( "

Algebra.Com's Answer #546215 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
To get to vertex form, complete the square.
\n" ); document.write( " $\"f%28x%29=x%5E2%2B10x%2B22\"$
\n" ); document.write( " $\"f%28x%29=x%5E2%2B10x%2B25%2B22-25\"$
\n" ); document.write( " $\"f%28x%29=%28x%2B5%29%5E2-3\"$
\n" ); document.write( "The vertex is (-5,3).
\n" ); document.write( "Now to find the zeros set it equal to zero.
\n" ); document.write( " $\"%28x%2B5%29%5E2-3=0\"$
\n" ); document.write( " $\"%28x%2B5%29%5E2=3\"$
\n" ); document.write( " $\"x%2B5=0+%2B-+sqrt%283%29\"$
\n" ); document.write( " $\"x=-5+%2B-+sqrt%283%29\"$
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