2023 Category 1

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4w - 12

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Which expression is equivalent to (2a+5)(3a-2)?

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6a^2 + 11a - 10

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A sequence is defined by f(1) = 27 and f(n) = 1/3 f(n - 1) for each whole number n, where n > 1. What are the first four terms of the sequence?

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27, 9, 3, 1

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What is the definition of a polynomial?

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A polynomial is an expression consisting of variables, coefficients, and non-negative integer exponents.

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What is the degree of a polynomial?

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The degree of a polynomial is the highest power of the variable in the expression.

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What is the difference between a rational and an irrational number?

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A rational number can be expressed as a fraction of two integers, while an irrational number cannot be expressed as a simple fraction.

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What is the quadratic formula?

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What is the process of factoring a quadratic expression?

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Factoring a quadratic expression involves rewriting it as a product of two binomials.