Tangent lines to the graph of $f(x)=3x(5x^2+1)$ that are parallel to the line $y=8x+9$
125537
Find the equations of the tangent line(s) that are parallel to the line $y= -4x +3$
82184
Foci of a general conic equation
133264
Constructing a circle through a given point, tangent to a given line, and tangent to a given circle
34506
How can I find the equation of the tangent line to the curve at the point $(-3,f(-3))$?
148173
Find a tangent to two quadratic bezier curves
49845
For an ellipse with minor radius $b$, show that the product of distances from the foci to any tangent line is $b^2$
121084
Right triangles and tangent lines
12640
Is there a geometrical definition of a tangent line?
89226
Graphing 3 function
22017
Parametric equations for the plane through origin parallel to two vectors
123976
Slope of the tangent line, Calculus
55839
Interior of the Graph of $\sin(1/x)$
106327
Prove, in this figure, that $EFGH$ is a parallelogram
64504
Prove that the point of intersection of the diagonals of the trapezium lies on the line passing through the mid-points of the parallel sides
46469
$n$ Lines in the Plane
41226
Find $f:f(xf(x)+f(y))=f(x)^2+y$
10309
Find the equation of the tangent line to the curve at the given point. $y = 1+2x-x^3$ at $(1,2)$