List questions from tangent-line | MathQa

Parabola and straight line

Published on 13 Jan 2025 - 9:10

Why the tangent line is $y = f'(x_n) (x - x_n) + f(x_n)$ at $x = x_n$?

Published on 13 Jan 2025 - 9:00

On the curve $y =\frac{ 2x - 1} {x - 1}$ , $x > 1$ drag tangent such that area of right triangle bounded by this tangent and the axes is minimal .

Published on 13 Jan 2025 - 9:01

Tangents to a parabola from a point

Published on 13 Jan 2025 - 8:51

Find the equation of the tangent to $y = 2^{x^2}$ at $(1,2)$?

Published on 13 Jan 2025 - 8:55

Problem with basic definition of a tangent line.

Published on 13 Jan 2025 - 8:48

Find all the parameters and such that the line $y = ax + \frac{1}{2}a - 2$ intersects the hyperbola $xy = 1$ at right angles in at least one point .

Published on 13 Jan 2025 - 8:54

How to find $x$-coordinate of all points where $f(x)=xe^{-x^2}$ has a horizontal tangent?

Published on 13 Jan 2025 - 8:52

How to find unkown tangent point

Published on 13 Jan 2025 - 8:47

Find all parameters $a$ , $b$ such that a polynomial $f ( x ) = x ^ 3 + ax ^ 2 + bx$ has exactly one tangent that passes through the origin .

Published on 13 Jan 2025 - 9:02