document.write( "Question 977639: Find the x intercept of the parabola with the vertex -3,-14 and y intercept 0,13 \n" ); document.write( "
Algebra.Com's Answer #599211 by josgarithmetic(39618)\"\" \"About 
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\"y=a%28x-%28-3%29%29%5E2%2B%28-14%29\" Direct use of standard form.\r
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\n" ); document.write( "\n" ); document.write( "\"y=a%28x%2B3%29%5E2-14\"\r
\n" ); document.write( "\n" ); document.write( "\"a%28x%2B3%29%5E2=y%2B14\"\r
\n" ); document.write( "\n" ); document.write( "\"a=%28y%2B14%29%2F%28x%2B3%29%5E2\"\r
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\n" ); document.write( "\n" ); document.write( "Use the given (0,13).
\n" ); document.write( "\"a=%2813%2B14%29%2F%280%2B3%29%5E2\"
\n" ); document.write( "\"a=27%2F9\"
\n" ); document.write( "\"a=3\"\r
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\n" ); document.write( "\n" ); document.write( "Solve this for x:
\n" ); document.write( "\"y=3%28x%2B3%29%5E2-14=0\"
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