document.write( "Question 841104: Consider the following functions.
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document.write( "f(x) =
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document.write( " 9 − 6x
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document.write( ", g(x) =
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document.write( " x + 7
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document.write( "
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document.write( "(a) Find (f + g)(x), (f − g)(x), (fg)(x), and (f/g)(x).
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document.write( "(f + g)(x) =
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document.write( "(f − g)(x) =
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document.write( "(fg)(x) =
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document.write( "(f/g)(x) = \n" );
document.write( "
Algebra.Com's Answer #506652 by sheldonbbtrocks(115)![]() ![]() You can put this solution on YOUR website! f+g(x) means add the functions:\r \n" ); document.write( "\n" ); document.write( "9-6x+x+7=-5x+16\r \n" ); document.write( "\n" ); document.write( "(f + g)(x) = [-5x+16]\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(f-g)(x) means subtract g from f:\r \n" ); document.write( "\n" ); document.write( "(9-6x)-(x+7)=-7x+2\r \n" ); document.write( "\n" ); document.write( "(f − g)(x) = [-7x+2]\r \n" ); document.write( "\n" ); document.write( "(fg)(x) means multiply the functions:\r \n" ); document.write( "\n" ); document.write( "(9-6x)(x+7)=9x+63-6x^2-42=\r \n" ); document.write( "\n" ); document.write( "(fg)(x) = [-6x^2+3x+21]\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(f/g)(x) means divide g by f:\r \n" ); document.write( "\n" ); document.write( "(9-6x)/(x+7)\r \n" ); document.write( "\n" ); document.write( "(f/g)(x) =[(9-6x)/(x+7)]\r \n" ); document.write( "\n" ); document.write( "Sorry this is a little messy, I'll rewrite the answers here:\r \n" ); document.write( "\n" ); document.write( "(f + g)(x) = [-5x+16] \n" ); document.write( "(f - g)(x) = [-7x+2] \n" ); document.write( "(f * g)(x) = [-6x^2+3x+21] \n" ); document.write( "(f / g)(x)= [(9-6x)/(x+7)]\r \n" ); document.write( "\n" ); document.write( "Hope this helped! \n" ); document.write( " |