document.write( "Question 1037114: Hi there,\r
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document.write( "I'm not exactly sure how to set up this problem. Any help is very much appreciated!\r
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document.write( "Let f(x) = 3x^2 + 7x – 5 and g(x) = 2 – x. \r
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document.write( "(a) Evaluate the function g – f for x = –1. That is, find (g – f)(–1). \r
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document.write( "(b) Evaluate the function fg for x = –1. That is, find (f g)( –1).\r
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document.write( "(c) Find the difference function (f – g)(x) and simplify the results. \r
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Algebra.Com's Answer #651832 by ikleyn(52810)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "Hi there,\r \n" ); document.write( "\n" ); document.write( "I'm not exactly sure how to set up this problem. Any help is very much appreciated!\r \n" ); document.write( "\n" ); document.write( "Let f(x) = 3x^2 + 7x – 5 and g(x) = 2 – x. \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \r\n" ); document.write( "(a) Evaluate the function g – f for x = –1. That is, find (g – f)(–1). <<<--- Calculate f(-1) and g(-1), then subtract.\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "(b) Evaluate the function fg for x = –1. That is, find (f g)( –1). <<<--- Calculate f(-1) and g(-1), then multiply.\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "(c) Find the difference function (f – g)(x) and simplify the results. <<<--- Calculate the difference of the polynomials.\r\n" ); document.write( " It is (3x^2 + 7x – 5) - (2 – x) = 3x^2 + 8x -7.\r\n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |