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  • North Dakota Standards
  • Mathematics: Number and Quantity

North Dakota - Mathematics: Number and Quantity

Content Standards | Adopted: 2017

This correlation lists the recommended Gizmos for this state's curriculum standards. Click any Gizmo title below for more information.

HS.N-RN: : The Real Number System


1.1: : Extend the properties of exponents to rational numbers

HS.N-RN.1: : Explain how the definition of the meaning of rational exponents follows from extending the properties of integer exponents to those values, allowing for a notation for radicals in terms of rational exponents.

Screenshot of Exponents and Power Rules

Exponents and Power Rules

Choose the correct steps to simplify expressions with exponents using the rules of exponents and powers. Use feedback to diagnose incorrect steps. 5 Minute Preview


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1.2: : Use properties of rational and irrational numbers

HS.N-RN.4: : Perform basic operations on radicals and simplify radicals to write equivalent expressions.

Screenshot of Simplifying Radical Expressions

Simplifying Radical Expressions

Simplify a radical expression. Use step-by-step feedback to diagnose any incorrect steps. 5 Minute Preview


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HS.N-CN: : The Complex Number System


3.1: : Perform arithmetic operations with complex numbers

HS.N-CN.1.i: : Know there is an imaginary number i, such that i² = -1, and every complex number has the form a + bi where a and b are real.

Screenshot of Points in the Complex Plane

Points in the Complex Plane

Identify the imaginary and real coordinates of a point in the complex plane. Drag the point in the plane and investigate how the coordinates change in response. 5 Minute Preview


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Screenshot of Roots of a Quadratic

Roots of a Quadratic

Find the root of a quadratic using its graph or the quadratic formula. Explore the graph of the roots and the point of symmetry in the complex plane. Compare the axis of symmetry and graph of the quadratic in the real plane. 5 Minute Preview


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HS.N-CN.1.ii: : Understand the hierarchical relationships among subsets of the complex number system.

Screenshot of Points in the Complex Plane

Points in the Complex Plane

Identify the imaginary and real coordinates of a point in the complex plane. Drag the point in the plane and investigate how the coordinates change in response. 5 Minute Preview


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HS.N-CN.2: : Use the definition ??² = -1 and the commutative, associative, and distributive properties to add, subtract, and multiply complex numbers.

Screenshot of Points in the Complex Plane

Points in the Complex Plane

Identify the imaginary and real coordinates of a point in the complex plane. Drag the point in the plane and investigate how the coordinates change in response. 5 Minute Preview


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HS.N-CN.3: : Use conjugates to find quotients of complex numbers.

Screenshot of Points in the Complex Plane

Points in the Complex Plane

Identify the imaginary and real coordinates of a point in the complex plane. Drag the point in the plane and investigate how the coordinates change in response. 5 Minute Preview


Lesson Info
Launch Gizmo
Screenshot of Roots of a Quadratic

Roots of a Quadratic

Find the root of a quadratic using its graph or the quadratic formula. Explore the graph of the roots and the point of symmetry in the complex plane. Compare the axis of symmetry and graph of the quadratic in the real plane. 5 Minute Preview


Lesson Info
Launch Gizmo

HS.N-CN.4.i: : Represent complex numbers on the complex plane in rectangular and polar form (including real and imaginary numbers).

Screenshot of Points in the Complex Plane

Points in the Complex Plane

Identify the imaginary and real coordinates of a point in the complex plane. Drag the point in the plane and investigate how the coordinates change in response. 5 Minute Preview


Lesson Info
Launch Gizmo

HS.N-CN.4.ii: : Find moduli (absolute value) of a complex number.

Screenshot of Points in the Complex Plane

Points in the Complex Plane

Identify the imaginary and real coordinates of a point in the complex plane. Drag the point in the plane and investigate how the coordinates change in response. 5 Minute Preview


Lesson Info
Launch Gizmo

HS.N-CN.4.iii: : Explain why the rectangular and polar forms of a given complex number represent the same number.

Screenshot of Points in the Complex Plane

Points in the Complex Plane

Identify the imaginary and real coordinates of a point in the complex plane. Drag the point in the plane and investigate how the coordinates change in response. 5 Minute Preview


Lesson Info
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HS.N-CN.5: : Represent addition, subtraction, multiplication, and conjugation of complex numbers geometrically on the complex plane; use properties of this representation for computation.

Screenshot of Points in the Complex Plane

Points in the Complex Plane

Identify the imaginary and real coordinates of a point in the complex plane. Drag the point in the plane and investigate how the coordinates change in response. 5 Minute Preview


Lesson Info
Launch Gizmo

3.2: : Use complex numbers in polynomial identities and equations

HS.N-CN.7: : Solve quadratic equations with real coefficients that have complex solutions.

Screenshot of Points in the Complex Plane

Points in the Complex Plane

Identify the imaginary and real coordinates of a point in the complex plane. Drag the point in the plane and investigate how the coordinates change in response. 5 Minute Preview


Lesson Info
Launch Gizmo
Screenshot of Roots of a Quadratic

Roots of a Quadratic

Find the root of a quadratic using its graph or the quadratic formula. Explore the graph of the roots and the point of symmetry in the complex plane. Compare the axis of symmetry and graph of the quadratic in the real plane. 5 Minute Preview


Lesson Info
Launch Gizmo

HS.N-CN.9.i: : Apply the Fundamental Theorem of Algebra to determine the number of zeros for polynomial functions.

Screenshot of Polynomials and Linear Factors

Polynomials and Linear Factors

Create a polynomial as a product of linear factors. Vary the values in the linear factors to see how their connection to the roots of the function. 5 Minute Preview


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HS.N-CN.9.ii: : Find all solutions to a polynomial equation.

Screenshot of Polynomials and Linear Factors

Polynomials and Linear Factors

Create a polynomial as a product of linear factors. Vary the values in the linear factors to see how their connection to the roots of the function. 5 Minute Preview


Lesson Info
Launch Gizmo

HS.N-VM: : Vector and Matrix Quantities


4.1: : Represent and model with vector quantities

HS.N-VM.1.i: : Recognize vector quantities as having both magnitude and direction.

Screenshot of Adding Vectors

Adding Vectors

Move, rotate, and resize two vectors in a plane. Find their resultant, both graphically and by direct computation. 5 Minute Preview


Lesson Info
Launch Gizmo
Screenshot of Vectors

Vectors

Manipulate the magnitudes and directions of two vectors to generate a sum and learn vector addition. The x and y components can be displayed, along with the dot product of the two vectors. 5 Minute Preview


Lesson Info
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HS.N-VM.1.ii: : Represent vector quantities by directed line segments and use appropriate symbols for vectors and their magnitudes (e.g., ??, |??|, ||??||, ??).

Screenshot of Adding Vectors

Adding Vectors

Move, rotate, and resize two vectors in a plane. Find their resultant, both graphically and by direct computation. 5 Minute Preview


Lesson Info
Launch Gizmo
Screenshot of Vectors

Vectors

Manipulate the magnitudes and directions of two vectors to generate a sum and learn vector addition. The x and y components can be displayed, along with the dot product of the two vectors. 5 Minute Preview


Lesson Info
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HS.N-VM.3: : Solve problems involving velocity and other quantities that can be represented by vectors.

Screenshot of Adding Vectors

Adding Vectors

Move, rotate, and resize two vectors in a plane. Find their resultant, both graphically and by direct computation. 5 Minute Preview


Lesson Info
Launch Gizmo

4.2: : Perform operations on vectors

HS.N-VM.4: : Add and subtract vectors.

HS.N-VM.4.a.i: : Add vectors end-to-end, component-wise, and by the parallelogram rule.

Screenshot of Adding Vectors

Adding Vectors

Move, rotate, and resize two vectors in a plane. Find their resultant, both graphically and by direct computation. 5 Minute Preview


Lesson Info
Launch Gizmo
Screenshot of Vectors

Vectors

Manipulate the magnitudes and directions of two vectors to generate a sum and learn vector addition. The x and y components can be displayed, along with the dot product of the two vectors. 5 Minute Preview


Lesson Info
Launch Gizmo

HS.N-VM.4.a.ii: : Understand that the magnitude of a sum of two vectors is typically not the sum of the magnitudes.

Screenshot of Adding Vectors

Adding Vectors

Move, rotate, and resize two vectors in a plane. Find their resultant, both graphically and by direct computation. 5 Minute Preview


Lesson Info
Launch Gizmo
Screenshot of Vectors

Vectors

Manipulate the magnitudes and directions of two vectors to generate a sum and learn vector addition. The x and y components can be displayed, along with the dot product of the two vectors. 5 Minute Preview


Lesson Info
Launch Gizmo

HS.N-VM.4.b: : Given two vectors in magnitude and direction form, determine the magnitude and direction of their sum.

Screenshot of Vectors

Vectors

Manipulate the magnitudes and directions of two vectors to generate a sum and learn vector addition. The x and y components can be displayed, along with the dot product of the two vectors. 5 Minute Preview


Lesson Info
Launch Gizmo

HS.N-VM.4.c.i: : Understand that vector subtraction v - w is defined as v + (-w), where -w is the additive inverse of w, with the same magnitude as w and pointing in the opposite direction.

Screenshot of Adding Vectors

Adding Vectors

Move, rotate, and resize two vectors in a plane. Find their resultant, both graphically and by direct computation. 5 Minute Preview


Lesson Info
Launch Gizmo
Screenshot of Vectors

Vectors

Manipulate the magnitudes and directions of two vectors to generate a sum and learn vector addition. The x and y components can be displayed, along with the dot product of the two vectors. 5 Minute Preview


Lesson Info
Launch Gizmo

HS.N-VM.4.c.ii: : Represent vector subtraction graphically by connecting the tips in the appropriate order and use the components to perform vector subtraction.

Screenshot of Adding Vectors

Adding Vectors

Move, rotate, and resize two vectors in a plane. Find their resultant, both graphically and by direct computation. 5 Minute Preview


Lesson Info
Launch Gizmo
Screenshot of Vectors

Vectors

Manipulate the magnitudes and directions of two vectors to generate a sum and learn vector addition. The x and y components can be displayed, along with the dot product of the two vectors. 5 Minute Preview


Lesson Info
Launch Gizmo

HS.N-VM.5: : Multiply a vector by a scalar.

Screenshot of Dilations

Dilations

Dilate a figure and investigate its resized image. See how scaling a figure affects the coordinates of its vertices, both in (x, y) form and in matrix form. 5 Minute Preview


Lesson Info
Launch Gizmo

HS.N-VM.5.a.i: : Represent scalar multiplication graphically by scaling vectors and possibly reversing their direction.

Screenshot of Dilations

Dilations

Dilate a figure and investigate its resized image. See how scaling a figure affects the coordinates of its vertices, both in (x, y) form and in matrix form. 5 Minute Preview


Lesson Info
Launch Gizmo
Screenshot of Vectors

Vectors

Manipulate the magnitudes and directions of two vectors to generate a sum and learn vector addition. The x and y components can be displayed, along with the dot product of the two vectors. 5 Minute Preview


Lesson Info
Launch Gizmo

HS.N-VM.5.a.ii: : Use the components to perform scalar multiplication (e.g., as ??(???, ?? subscript ??) = (?????, ???? subscript ??)).

Screenshot of Dilations

Dilations

Dilate a figure and investigate its resized image. See how scaling a figure affects the coordinates of its vertices, both in (x, y) form and in matrix form. 5 Minute Preview


Lesson Info
Launch Gizmo
Screenshot of Vectors

Vectors

Manipulate the magnitudes and directions of two vectors to generate a sum and learn vector addition. The x and y components can be displayed, along with the dot product of the two vectors. 5 Minute Preview


Lesson Info
Launch Gizmo

HS.N-VM.5.b.i: : Compute the magnitude of a scalar multiple ???? using ||????|| = |??|??.

Screenshot of Vectors

Vectors

Manipulate the magnitudes and directions of two vectors to generate a sum and learn vector addition. The x and y components can be displayed, along with the dot product of the two vectors. 5 Minute Preview


Lesson Info
Launch Gizmo

HS.N-VM.5.b.ii: : Compute the direction of cv knowing that when |c|v is not equal to 0, the direction of cv is either along v (for c > 0) or against v (for c

Screenshot of Adding Vectors

Adding Vectors

Move, rotate, and resize two vectors in a plane. Find their resultant, both graphically and by direct computation. 5 Minute Preview


Lesson Info
Launch Gizmo
Screenshot of Vectors

Vectors

Manipulate the magnitudes and directions of two vectors to generate a sum and learn vector addition. The x and y components can be displayed, along with the dot product of the two vectors. 5 Minute Preview


Lesson Info
Launch Gizmo

4.3: : Perform operations on matrices and use matrices in applications

HS.N-VM.7: : Multiply matrices by scalars to produce new matrices.

Screenshot of Dilations

Dilations

Dilate a figure and investigate its resized image. See how scaling a figure affects the coordinates of its vertices, both in (x, y) form and in matrix form. 5 Minute Preview


Lesson Info
Launch Gizmo

HS.N-VM.8: : Add, subtract, and multiply matrices of appropriate dimensions.

Screenshot of Translations

Translations

Translate a figure horizontally and vertically in the plane and examine the matrix representation of the translation. 5 Minute Preview


Lesson Info
Launch Gizmo

HS.N-VM.12.i: : Understand a 2 × 2 matrix as a transformation of the plane.

Screenshot of Dilations

Dilations

Dilate a figure and investigate its resized image. See how scaling a figure affects the coordinates of its vertices, both in (x, y) form and in matrix form. 5 Minute Preview


Lesson Info
Launch Gizmo
Screenshot of Translations

Translations

Translate a figure horizontally and vertically in the plane and examine the matrix representation of the translation. 5 Minute Preview


Lesson Info
Launch Gizmo

HS.N-VM.12.ii: : Interpret the absolute value of the determinant in terms of area.

Screenshot of Dilations

Dilations

Dilate a figure and investigate its resized image. See how scaling a figure affects the coordinates of its vertices, both in (x, y) form and in matrix form. 5 Minute Preview


Lesson Info
Launch Gizmo
Screenshot of Translations

Translations

Translate a figure horizontally and vertically in the plane and examine the matrix representation of the translation. 5 Minute Preview


Lesson Info
Launch Gizmo

Correlation last revised: 9/22/2020

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