<span>((x+deltaX)^2+x+deltaX-(x^2+x))/deltaX = (x^2 + 2x delta x + (delta x)^2 + x + delta x - x^2 - x) / delta x = delta x (2x + delta x + 1) / delta x = 2x + delta x + 1
Therefore, </span>Lim as x tends to 0 of <span>((x + delta X)^2 + x + deltaX - (x^2 + x)) / deltaX</span> = 1 + delta x
        
             
        
        
        
Answer:
whts the question 86
Step-by-step explanation:
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It approximately the answer (17) if rounded
 
        
                    
             
        
        
        
3×3=9 miles. As a result, hiker traveled total 9 miles in that time. Hope it help!