Clara uses the function f(x) = 20x + 10 to determine the weekly profit she makes, in dollars, for babysitting, where x is the nu
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In this question , Darko have to find the distance between A(3,-4) and B (-1,3) .
He uses the correct formula, which is
And on substituting the values , we will get
And in this line, Darko did the mistake .