How to solve the derivative of f(x) = 3x^2 - 4x at x = 2? Using the limit definition (f(x+h) - f(x)) /h, not dy/dx - Quora
Suppose I graph the equation ax^2+bx+c and take two points A and B with coordinates (x1, y1) and (x2, y2), on the parabola. How might I calculate the length of the parbola
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