Math Problem Statement

Given 0° ≤ θ < 360°, solve 8tanθ = 0. Options: (1) 0° (2) 90°, 270° (3) 90° (4) 0°, 180°.

Solution

Let's analyze and solve the problem:

We are tasked with solving 8tanθ=08 \tan \theta = 0 for 0θ<3600^\circ \leq \theta < 360^\circ.

Step-by-Step Solution:

  1. Simplify the equation: 8tanθ=0    tanθ=08 \tan \theta = 0 \implies \tan \theta = 0

  2. Recall the property of the tangent function: tanθ=0 when θ=0,180,360,\tan \theta = 0 \text{ when } \theta = 0^\circ, 180^\circ, 360^\circ, \dots Within the interval 0θ<3600^\circ \leq \theta < 360^\circ, the solutions are: θ=0andθ=180\theta = 0^\circ \quad \text{and} \quad \theta = 180^\circ

  3. Check the given answer choices: The correct option is 0,1800^\circ, 180^\circ.

Final Answer:

0,180\boxed{0^\circ, 180^\circ}

Would you like further clarification or additional practice?


Related Questions:

  1. What is the period of the tangent function?
  2. How do we solve trigonometric equations involving tangent?
  3. What are the values of tanθ\tan \theta at 9090^\circ and 270270^\circ?
  4. How does the unit circle help in solving tanθ=0\tan \theta = 0?
  5. Can tanθ\tan \theta have negative values? If so, when?

Tip:

For trigonometric equations, always consider the domain and periodicity of the trigonometric function to ensure you capture all valid solutions!

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Math Problem Analysis

Mathematical Concepts

Trigonometry
Tangent Function
Solving Equations

Formulas

tanθ = 0 when θ = 0°, 180°, 360°, ...

Theorems

Periodicity of Tangent Function

Suitable Grade Level

Grades 9-12