document.write( "Question 932310: Given the function f(x) = 3x^2 - 7, what is the value of f(-3)? \n" ); document.write( "
Algebra.Com's Answer #566100 by jim_thompson5910(35256)\"\" \"About 
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\"f%28x%29+=+3x%5E2+-+7\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%28-3%29+=+3%28-3%29%5E2+-+7\" Replace EVERY x with -3\r
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\n" ); document.write( "\n" ); document.write( "\"f%28-3%29+=+3%289%29+-+7\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%28-3%29+=+27+-+7\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%28-3%29+=+20\"
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