Math Problem Statement

Find the limit of (x / tan(x)) as x approaches 0.

Solution

The expression in your image appears to be:

limx0xtanx\lim_{{x \to 0}} \frac{x}{\tan x}

To solve this limit, we can apply the following known limit property:

limx0xtanx=1\lim_{{x \to 0}} \frac{x}{\tan x} = 1

This result holds because, for small values of xx, the function tanx\tan x behaves similarly to xx, meaning their ratio approaches 1 as x0x \to 0.

Therefore, the value of the limit is:

limx0xtanx=1\lim_{{x \to 0}} \frac{x}{\tan x} = 1

Would you like further details or have any questions?

Here are five related questions to expand your understanding:

  1. What are some basic trigonometric limit properties?
  2. How can L'Hopital's rule be applied to this limit?
  3. How does the small-angle approximation for trigonometric functions help in solving limits?
  4. What is the derivative of tan(x)\tan(x), and how does it relate to this limit?
  5. How does this limit compare to other standard limits, such as limx0sinxx\lim_{x \to 0} \frac{\sin x}{x}?

Tip: When dealing with trigonometric limits around 0, small-angle approximations can be very useful to simplify calculations.

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Math Problem Analysis

Mathematical Concepts

Calculus
Trigonometry
Limits

Formulas

lim (x → 0) (x / tan(x)) = 1

Theorems

Small Angle Approximation
Limit of Trigonometric Functions

Suitable Grade Level

Grades 11-12 or Early College