SAT Math Section Overview
The presentation covers six key lessons in preparation for the SAT math section. Each lesson is designed to focus on essential math topics and problem-solving techniques.
Lesson 1: Algebra
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Solving Equations
- Techniques for adding, subtracting, and factoring equations.
- Properties of exponents:
- Multiplying bases: add exponents (e.g., (x^3 \times x^4 = x^7)).
- Raising a power to another power: multiply exponents (e.g., ((x^3)^4 = x^{12})).
- Dividing bases: subtract exponents (e.g., (x^9/x^2 = x^7)).
- Fractional exponents and radicals (e.g., (x^{5/3}) is the cube root of (x^5)).
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Evaluating Functions
- Substituting values into functions.
- Working with composite functions and functions of multiple variables.
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Factoring
- Techniques for factoring polynomials.
- Recognizing difference of squares and perfect square trinomials.
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Absolute Value Equations
- Understanding how to solve equations with absolute values.
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Working with Fractions
- Adding, subtracting, multiplying, and dividing fractions.
- Simplifying complex fractions.
Lesson 2: Word Problems and Equations
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Converting Sentences into Equations
- Translating word problems into mathematical equations.
- Understanding terms such as 'sum', 'product', 'difference', and 'more than/less than'.
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Average, Ratios, and Proportions
- Calculating average values.
- Solving problems involving ratios and proportions.
Additional Math Concepts
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Consecutive Integers
- Identifying patterns in consecutive numbers, both even and odd.
- Differentiating between whole, natural numbers, and integers.
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Distance, Rate, and Time
- Using (D = RT) (Distance = Rate \times Time) to solve problems.
Practice Problems
- Multiple-choice problems covering equations, inequalities, factoring, and function evaluation.
- Emphasis placed on solving problems independently before checking solutions.
Study Strategies
- Pause and attempt each problem before viewing the solution.
- Regular practice with multiple choice problems enhances understanding and prepares students for the SAT format.
Conclusion
- The presentation provides a foundational review of algebra and problem-solving strategies essential for achieving success in the SAT math section. Each lesson builds on fundamental math concepts needed to tackle a broad range of SAT problems.