Math Problem Statement
Work out the value of 8 sin(60°) + 18 tan(30°). Give your answer in its simplest form.
Solution
Let's solve the given expression:
Step 1: Recall trigonometric values
Step 2: Substituting the values
Simplify each term:
\quad \text{and} \quad 18 \times \frac{1}{\sqrt{3}} = 6\sqrt{3}$$ ### Step 3: Combine like terms $$4\sqrt{3} + 6\sqrt{3} = 10\sqrt{3}$$ ### Final Answer: $$10\sqrt{3}$$ Let me know if you'd like further clarifications! --- Here are **five related questions** to deepen your understanding: 1. What are the values of other common trigonometric angles like $$45^\circ$$ and $$90^\circ$$? 2. How can you rationalize $$\frac{1}{\sqrt{3}}$$ to avoid square roots in the denominator? 3. What is the significance of special triangles (30-60-90, 45-45-90) in trigonometry? 4. How would the answer change if the expression were $$8 \cos(60^\circ) + 18 \cot(30^\circ)$$? 5. What are some real-world applications where sine and tangent functions are used? **Tip:** Memorizing the key trigonometric values for special angles can make solving problems much quicker!Ask a new question for Free
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Math Problem Analysis
Mathematical Concepts
Trigonometry
Simplifying Expressions
Formulas
sin(60°) = √3 / 2
tan(30°) = 1 / √3
Theorems
Trigonometric Ratios of Special Angles
Suitable Grade Level
Grades 9-10
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