Adv Algebra B C& C Final Exam S1T2

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What is a system of equations?

Back

A system of equations is a set of two or more equations with the same variables. The solution is the point(s) where the equations intersect.

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How do you represent a word problem as a system of equations?

Back

Identify the variables, translate the relationships into equations, and ensure the equations reflect the conditions given in the problem.

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Back

The factors are (x + 4)(x - 9).

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What is the difference of squares formula?

Back

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Back

The expression factors to (5x - 10y)(5x + 10y).

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What is the y-intercept of a polynomial function?

Back

The y-intercept is the point where the graph of the function crosses the y-axis, found by evaluating the function at x = 0.

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How do you find the product of two matrices?

Back

Multiply the rows of the first matrix by the columns of the second matrix, summing the products for each entry.

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What is the standard form of a linear equation?

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What does it mean for an equation to be in slope-intercept form?

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What is a polynomial?

Back

A polynomial is an expression consisting of variables raised to whole number powers and coefficients, combined using addition, subtraction, and multiplication.