document.write( "Question 1113382: Find and simplify the difference quotient f(x+h)-f(x)/h for the function f(x) = x^2 + 3. \n" ); document.write( "
Algebra.Com's Answer #728403 by math_helper(2461)\"\" \"About 
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\n" ); document.write( "Just some seeds for your mathematical future:
\n" ); document.write( "In Calculus I, you will learn about the derivative (= rate of change) of a function. This problem is leading up to the basis for the derivative, where one finds the limit of (f(x+h)-f(x))/h as h—>0 (here it would be 2x because h vanishes as h—>0). \r
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