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m = 4 / ( − 4) ==> − 1. Equation of Tangent line is: ( x – x 1) = m ( y – y 1) ( x – ( − 4)) = ( − 1) ( y – 2) x + 4 = − y + 2. y + x – 2 + 4 = 0. y + x + 2 = 0. When using slope of tangent line calculator, the

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The line needs to have the same slope as the given function at that shared point. In this video I'll show you how to find the equation of a tangent line to the function y=x^3+4x-6 at the

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To find the equation of a tangent using implicit differentiation: Differentiate the function implicitly. Evaluate the derivative using the x and y coordinate values to find ‘m’. Substitute the x and y

We begin by recalling that one way of defining the derivative of a function is the slope of the tangent line of the function at a given point. Therefore, finding the derivative of our equation

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Formula for the equation of the tangent line. You’ll see it written different ways, but in general the formula for the equation of the tangent line is???y=f(a)+f'(a)(x-a)??? When a problem asks you to find the equation of the