You found m and know that y is gonna be f a when xa then you just have to find b. Formula for the equation of the tangent line. Equations Studying Math Physics And Mathematics Math Concepts Curve is x 2 a 2 - y 2 b 2 1. . We previously learned how to find the gradient vector at a specific point. Up to 10 cash back The tangent line will be perpendicular to the line going through the points and so it will be helpful to know the slope of this line. Sign in with Office365. To get the equation of a line you can do this if you have a point and slope. Now use point-slope form to get the equation of the line. Well start by calculating d r d θ drdtheta d r d θ the derivative of the given polar equation so that we can plug it into the formula for the slope of the. There are four things that can happen with a parabola and a line in the plane. 0 -50 b. I hope it helps. Y-7 7x-0 y 7x7. The line is a se...