Inductive and Deductive Reasoning Explained

The video tutorial covers inductive and deductive reasoning, focusing on building logical thinking skills. It explains how to use inductive reasoning to identify patterns and form conjectures, illustrated with examples involving geometric figures. The concept of counterexamples is introduced to demonstrate how conjectures can be proven false. Deductive reasoning is then explored, showing how facts and definitions can be used to form logical arguments, with examples involving multiplication of even numbers.

What is the primary goal of learning inductive and deductive reasoning?

• To improve mathematical skills

• To learn new languages

• To enhance logical thinking

• To memorize facts

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CCSS.L.7.6

CCSS.L.8.6

CCSS.L.9-10.6

CCSS.W.8.2D

CCSS.W.9-10.2D

What is a conjecture?

• A proven statement

• An unproven statement based on observation

• A mathematical theorem

• A logical fallacy

In the given example, how many slices does figure four have?

• Eight

• Six

• Four

• Two

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CCSS.3.G.A.2

What is the pattern observed in the shading of the pie slices?

• No slices are shaded

• One slice is shaded

• All slices are shaded

• Two slices are shaded

What is a counterexample?

• A statement that supports a conjecture

• A specific case that proves a conjecture false

• A mathematical proof

• A logical argument

Which of the following is a counterexample to the conjecture that the sum of two numbers is always greater than the bigger of the two numbers?

• 2 + 3 = 5

• 0 + 4 = 4

• 3 + 2 = 5

• 1 + 1 = 2

What is the main difference between inductive and deductive reasoning?

• Both use facts

• Inductive reasoning uses patterns, deductive reasoning uses facts

• Inductive reasoning uses facts, deductive reasoning uses patterns

• Both use patterns

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CCSS.RI.6.1

CCSS.RI.6.8

CCSS.RI.8.8

CCSS.RL.6.1

CCSS.RL.8.1

What conclusion can be made about the product of an even number and any other number?

• The product is always negative

• The product is always zero

• The product is always even

• The product is always odd

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CCSS.3.OA.D.9

Which of the following represents an even number?

• n-1

• n+1

• n/2

• 2n

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CCSS.6.EE.B.6

What is the result of multiplying 2n by any integer m?

• An even number

• An odd number

• A negative number

• A prime number

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CCSS.7.EE.A.1