Question 246977
Find the average rate of change of x^2+5x from x1=3 and x2=6 
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Average = [f(x1)-f(x2)]/[x1-x2]
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Ave = [f(3)-f(6)]/[3-6]
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Ave = [(3^2+5*3)-(6^2-5*6)]/[-3]
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Ave = [24-6]/-3
Ave = -6
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Cheers,
Stan H.