document.write( "Question 1193928: If f(x) = 2x and g(x) = 5x + 2, what is (f • g)(x) when x = 3? \n" ); document.write( "
Algebra.Com's Answer #825999 by ikleyn(52798)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "Calculate  f(3)  and  g(3)  separately,  by substituting the value of  3  instead of  x  into each function.\r
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\n" ); document.write( "\n" ); document.write( "Then multiply two integer numbers,  which you get for each function.\r
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\n" ); document.write( "\n" ); document.write( "That's  all.     There is nothing easier than that in Algebra.\r
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\n" ); document.write( "\n" ); document.write( "Do not calculate the product of two polynomials, since it is unnecessary excessive work.\r
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