Khan Academy: Deductive and Inductive Reasoning: Deductive Reasoning 2

Test your pupils' reasoning skills with several activities and a quick mystery to solve. Learners watch and analyze a few video clips that demonstrate reasoning in action, practice deduction with an interactive and collaborative...

Learn with this video what is inductive reasoning.

Learn the difference between inductive and deductive reasoning with this video.

Video example of using deductive reasoning and writing an informal algebraic proof.

This video gives an example of using inductive reasoning to write an expression to represent the nth term of a linear pattern.

Video example showing two ways to write an expression to represent the number of toothpicks in the nth figure of a linear pattern and using the expression to determine the number of toothpicks in the 50th figure.

This video follows from Khan Academy: Sequences and Series (Part 1) and furthers the idea of the basic geometric series. Explains how to find the sum of both a finite and an infinite geometric series. Uses limits to find the sum of an...

A video lesson in which a formula is derived for finding the inverse of a 2 x 2 matrix. Addresses that a 2 x 2 matrix is only invertible if the determinant is not equal to 0. Defines the determinant and shows two examples of calculating...

This video demonstrates how to write a two variable inequality given the graph of the inequality on a coordinate plane. Practice problems available. [3:20]

Video expands on medical example from previous video and explains the difference between a one-tailed and two-tailed hypothesis test, when they would be used, and gives an example of calculating a one-tailed test. [6:34]