Let L be the line y=10, x=9z. If we rotate L around the x-axis, we get a surface whose equation is , where A = , B = , C = I'm was able to find B and C. Need help with A.
Follow Math Help Forum on Facebook and Google+
Originally Posted by viet Let L be the line y=10, x=9z. If we rotate L around the x-axis, we get a surface whose equation is , where A = , B = , C = I'm was able to find B and C. Need help with A. The point (9,10,1) lies on L and therefore on the surface. That gives you a relation that will determine A.
so to solve A, i set y & z to 0, and solve for A right?
View Tag Cloud