​Write the Equation of the Line Tangent to the Curve

question 98

Multiple Choice

​Write the equation of the line tangent to the curve at the point (2,1) . ​

• A) ​
• B) ​
• C) ​
• D) ​
• E) ​

---

Definitions:

Iris Diaphragm

A thin, adjustable circular structure in optical devices or the eye that controls the amount of light passing through by changing its size.

Condenser

A device used to condense a gas or vapor into a liquid.

Ocular Lens

The lens closest to the eye in a microscope or telescope, through which the viewer looks to magnify the image formed by the objective lens.

Objective Lens

The part of a microscope or telescope that is closest to the object being observed, focusing light and creating an initial image.