Table of contents
- 0. Review of College Algebra4h 43m
- 1. Measuring Angles39m
- 2. Trigonometric Functions on Right Triangles2h 5m
- 3. Unit Circle1h 19m
- 4. Graphing Trigonometric Functions1h 19m
- 5. Inverse Trigonometric Functions and Basic Trigonometric Equations1h 41m
- 6. Trigonometric Identities and More Equations2h 34m
- 7. Non-Right Triangles1h 38m
- 8. Vectors2h 25m
- 9. Polar Equations2h 5m
- 10. Parametric Equations1h 6m
- 11. Graphing Complex Numbers1h 7m
0. Review of College Algebra
Solving Linear Equations
1:22 minutes
Problem 105
Textbook Question
Textbook QuestionIdentify the property illustrated in each statement. Assume all variables represent real numbers. 6 • 12 + 6 • 15 = 6(12 + 15)
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Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Distributive Property
The Distributive Property states that a(b + c) = ab + ac. It allows us to multiply a single term by a sum or difference within parentheses, distributing the term across each element. In the given statement, 6 is distributed to both 12 and 15, demonstrating this property.
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Associative Property of Addition
The Associative Property of Addition states that the way in which numbers are grouped in addition does not change their sum. This means (a + b) + c = a + (b + c). In the expression 12 + 15, the grouping can be rearranged without affecting the result, which is essential for simplifying expressions.
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Commutative Property of Addition
The Commutative Property of Addition indicates that the order in which two numbers are added does not affect the sum, expressed as a + b = b + a. This property is relevant in the context of the equation, as it allows for the rearrangement of terms within the parentheses, facilitating easier calculations.
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