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Algebra I

Algebra I Course - New York Curriculum

Master Algebra I with comprehensive courses content aligned to NYS Next Generation Mathematics Learning Standards. Build foundational algebraic skills through structured learning.

NY Algebra I Course Curriculum | Grade 9 Math StandardsHelp

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NY.AI-N.Q.1

Select quantities and use units as a way to: i) interpret and guide the solution of multi-step problems; ii) choose and interpret units consistently in formulas; and iii) choose and interpret the scale and the origin in graphs and data displays.

NY.AI-N.Q.3

Choose a level of accuracy appropriate to limitations on measurement and context when reporting quantities.

NY.AI-A.SSE.1

Interpret expressions that represent a quantity in terms of its context.

NY.AI-A.SSE.3

Choose and produce an equivalent form of an expression to reveal and explain properties of the quantity represented by the expression.

NY.AI-A.APR.1

Add, subtract, and multiply polynomials and recognize that the result of the operation is also a polynomial. This forms a system analogous to the integers.

NY.AI-A.APR.3

Identify zeros of polynomial functions when suitable factorizations are available.

NY.AI-A.CED.1

Create equations and inequalities in one variable to represent a real-world context.

NY.AI-A.CED.2

Create equations and linear inequalities in two variables to represent a real-world context.

NY.AI-A.CED.3

Represent constraints by equations or inequalities, and by systems of equations and/or inequalities, and interpret solutions as viable or non-viable options in a modeling context.

NY.AI-A.CED.4

Rewrite formulas to highlight a quantity of interest, using the same reasoning as in solving equations.

NY.AI-A.REI.1a

Explain each step when solving a linear or quadratic equation as following from the equality of numbers asserted at the previous step, starting from the assumption that the original equation has a solution. Construct a viable argument to justify a solution method.

NY.AI-A.REI.3

Solve linear equations and inequalities in one variable, including equations with coefficients represented by letters.

NY.AI-A.REI.6a

Solve systems of linear equations in two variables both algebraically and graphically.

NY.AI-A.REI.7a

Solve a system, with rational solutions, consisting of a linear equation and a quadratic equation (parabolas only) in two variables algebraically and graphically.

NY.AI-A.REI.11

Given the equations y = f(x) and y = g(x): i) recognize that each x-coordinate of the intersection(s) is the solution to the equation f(x) = g(x); ii) find the solutions approximately using technology to graph the functions or make tables of values; and iii) interpret the solution in context.

NY.AI-A.REI.12

Graph the solutions to a linear inequality in two variables as a half-plane (excluding the boundary in the case of a strict inequality), and graph the solution set to a system of linear inequalities in two variables as the intersection of the corresponding half-planes.

NY.AI-F.IF.1

Understand that a function from one set (called the domain) to another set (called the range) assigns to each element of the domain exactly one element of the range. If f is a function and x is an element of its domain, then f(x) denotes the output of f corresponding to the input x. The graph of f is the graph of the equation y = f(x).

NY.AI-F.IF.2

Use function notation, evaluate functions for inputs in their domains, and interpret statements that use function notation in terms of a context.

NY.AI-F.IF.3

Recognize that a sequence is a function whose domain is a subset of the integers.

NY.AI-F.IF.5

Determine the domain of a function from its graph and, where applicable, identify the appropriate domain for a function in context.

NY.AI-F.IF.6

Calculate and interpret the average rate of change of a function over a specified interval.

NY.AI-F.IF.9

Compare properties of two functions each represented in a different way (algebraically, graphically, numerically in tables, or by verbal descriptions).

NY.AI-F.BF.3a

Using f(x) + k, k f(x), and f(x + k): i) identify the effect on the graph when replacing f(x) by f(x) + k, k f(x), and f(x + k) for specific values of k (both positive and negative); ii) find the value of k given the graphs; iii) write a new function using the value of k; and iv) use technology to experiment with cases and explore the effects on the graph.

NY.AI-F.LE.1

Distinguish between situations that can be modeled with linear functions and with exponential functions.

NY.AI-F.LE.2

Construct a linear or exponential function symbolically given: i) a graph; ii) a description of the relationship; iii) two input-output pairs (include reading these from a table).

NY.AI-F.LE.3

Observe using graphs and tables that a quantity increasing exponentially eventually exceeds a quantity increasing linearly, quadratically, or (more generally) as a polynomial function.

NY.AI-S.ID.1

Represent data with plots on the real number line (dot plots, histograms, and box plots).

NY.AI-S.ID.2

Use statistics appropriate to the shape of the data distribution to compare center (median, mean) and spread (inter-quartile range, sample standard deviation) of two or more different data sets.

NY.AI-S.ID.3

Interpret differences in shape, center, and spread in the context of the data sets, accounting for possible effects of extreme data points (outliers).

NY.AI-S.ID.5

Summarize categorical data for two categories in two-way frequency tables. Interpret relative frequencies in the context of the data (including joint, marginal, and conditional relative frequencies). Recognize possible associations and trends in the data.

NY.AI-S.ID.6

Represent bivariate data on a scatter plot, and describe how the variables' values are related.

NY.AI-S.ID.7

Interpret the slope (rate of change) and the intercept (constant term) of a linear model in the context of the data.