How to calculate the slope of a tangent line Posted by Calculator Study March 20, 2025 Tangent Line Slope Calculator Slope Calculator Calculate Clear Formula The slope of the tangent line at point x = a is given by the derivative f'(a): f'(a) = limh→0 [f(a+h) - f(a)]/h Poisson Probability Distribution Calculator Post navigation Previous Post How to calculate the slope of a lineNext PostHow to calculate slope