Instructional Video
Sophia Learning

Sophia: Sign in Quadratic Factoring: Lesson 3

9th - 10th
This lesson explains the importance of and how to recognize signs and patterns in quadratic factoring. It is 3 of 6 in the series titled "Sign in Quadratic Factoring."
Instructional Video
Sophia Learning

Sophia: Unreal Roots: Lesson 3

9th - 10th Standards
This lesson will demonstrate how to determine if a quadratic equation has unreal roots. It is 3 of 10 in the series titled "Unreal Roots."
Instructional Video
Sophia Learning

Sophia: Unreal Roots: Lesson 5

9th - 10th
This lesson will demonstrate how to determine if a quadratic equation has unreal roots. It is 5 of 10 in the series titled "Unreal Roots."
Instructional Video
Sophia Learning

Sophia: Unreal Roots: Lesson 7

9th - 10th
This lesson will demonstrate how to determine if a quadratic equation has unreal roots. It is 7 of 10 in the series titled "Unreal Roots."
Instructional Video
Sophia Learning

Sophia: Unreal Roots: Lesson 1

9th - 10th Standards
This lesson will demonstrate how to determine if a quadratic equation has unreal roots. It is 1 of 10 in the series titled "Unreal Roots."
Instructional Video
Sophia Learning

Sophia: Using the Quadratic Formula: Lesson 10

9th - 10th Standards
This lesson describes how to use the quadratic formula to determine the solution of a quadratic equation in a specific format. It is 10 of 16 in the series titled "Using the Quadratic Formula."
Instructional Video
Sophia Learning

Sophia: Using the Quadratic Formula: Lesson 13

9th - 10th Standards
This lesson describes how to use the quadratic formula to determine the solution of a quadratic equation in a specific format. It is 13 of 16 in the series titled "Using the Quadratic Formula."
Instructional Video
Sophia Learning

Sophia: Zero and Divisibility: Lesson 3

7th - 8th
This video discusses the fact that dividing by zero is impossible and so no numbers are divisible by zero. This lesson is 3 of 7 in the series titled "Zero and Divisibility."
Instructional Video
Sophia Learning

Sophia: Zero and Divisibility: Lesson 1

7th - 8th
This video discusses the fact that dividing by zero is impossible and so no numbers are divisible by zero. This lesson is 1 of 7 in the series titled "Zero and Divisibility."
Instructional Video
Sophia Learning

Sophia: Zero and Primality: Lesson 2

7th - 8th
This lesson answers the question: Is 0 a prime number? Students should know the definition of a prime number before watching this video. It is 2 of 6 in the series titled "Zero and Primality."
Instructional Video
Sophia Learning

Sophia: Zero Dimensions: Lesson 5

9th - 10th
Through this lesson, you'll learn the definition, depiction, and location of zero dimensions and zero dimensional objects. It is 5 of 7 in the series titled "Zero Dimensions."
Instructional Video
Sophia Learning

Sophia: Zero Property of Logarithms: Lesson 4

9th - 10th
In this lesson, you'll be introduced to the concept of rewriting a logarithm as an exponential equation and the ability to apply the zero property to that equation. It is 4 of 6 in the series titled "Zero Property of Logarithms."
Instructional Video
Sophia Learning

Sophia: Factoring Negative C: Lesson 2

9th - 10th Standards
This lesson shows you the steps to finding the products of factors of 'a' and 'c' that have a difference of 'b' in a quadratic equation. It is 2 of 11 in the series titled "Factoring Negative C."
Instructional Video
Sophia Learning

Sophia: Unreal Roots: Lesson 2

9th - 10th Standards
This lesson will demonstrate how to determine if a quadratic equation has unreal roots. It is 2 of 10 in the series titled "Unreal Roots."
Instructional Video
Sophia Learning

Sophia: Finding a Hole in the Graph: Lesson 5

9th - 10th
This lesson demonstrates how to find the hole in a given rational equation. It is 5 of 7 in the series titled "Finding a Hole in the Graph."
Instructional Video
Sophia Learning

Sophia: Relative Extrema: Lesson 2

9th - 10th Standards
This lesson explains how extrema can be located within closed intervals when their derivatives are zero. It is 2 of 5 in the series titled "Relative Extrema."
Instructional Video
Sophia Learning

Sophia: Factoring Negative A: Lesson 2

9th - 10th Standards
This lesson shows you the steps to finding the products of factors of 'a' and 'c' that have a difference of 'b' since one factor is positive and the other negative in a quadratic equation. It is 2 of 10 in the series titled "Factoring...
Instructional Video
Sophia Learning

Sophia: Factoring Negative C: Lesson 3

9th - 10th Standards
This lesson shows you the steps to finding the products of factors of 'a' and 'c' that have a difference of 'b' in a quadratic equation. It is 3 of 11 in the series titled "Factoring Negative C."
Instructional Video
Sophia Learning

Sophia: Zero and Primality: Lesson 1

7th - 8th
This lesson answers the question: Is 0 a prime number? Students should know the definition of a prime number before watching this video. It is 1 of 6 in the series titled "Zero and Primality."
Instructional Video
Sophia Learning

Sophia: Zero Property of Logarithms: Lesson 1

9th - 10th
In this lesson, you'll be introduced to the concept of rewriting a logarithm as an exponential equation and the ability to apply the zero property to that equation. It is 1 of 6 in the series titled "Zero Property of Logarithms."
Instructional Video
Sophia Learning

Sophia: Zero Property of Logarithms: Lesson 3

9th - 10th
In this lesson, you'll be introduced to the concept of rewriting a logarithm as an exponential equation and the ability to apply the zero property to that equation. It is 3 of 6 in the series titled "Zero Property of Logarithms."
Instructional Video
Sophia Learning

Sophia: Finding the Intervals of a Function: Lesson 2

9th - 10th Standards
This lesson practices using the derivative to establish various kinds of endpoints for intervals of a function. It is 2 of 6 in the series titled "Finding the Intervals of a Function."
Instructional Video
Sophia Learning

Sophia: Finding the Intervals of a Function: Lesson 3

9th - 10th Standards
This lesson practices using the derivative to establish various kinds of endpoints for intervals of a function. It is 3 of 6 in the series titled "Finding the Intervals of a Function."
Instructional Video
Sophia Learning

Sophia: Finding the Intervals of a Function: Lesson 5

9th - 10th Standards
This lesson practices using the derivative to establish various kinds of endpoints for intervals of a function. It is 5 of 6 in the series titled "Finding the Intervals of a Function."