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Special Words/Phrases
Chapter Name : Mathematical Reasoning
Sub Topic Code : 104_11_14_04_01
Topic Name : Special Words/Phrases
Sub Topic Name : The Word "And"
Introduction

• Deductive reasoning is arriving at conclusion using facts, rules, and definitions. • Deductive reasoning uses special word AND to form compound sentences. • Special word AND used to form compound sentences is called Connective.

Pre-Requisites:

Knowledge of Component statements, Compound statements, Deductive reasoning.

Real Life Question:

Water heats up quickly and cools down slowly. What is the connective used?

Key Words / FlashCards
Key Words Definitions (pref. in our own words)
Deductive reasoning Deductive reasoning is arriving at conclusion using facts, rules And definitions.
Compound statement Compound statement is a statement that contains two separate Ideas joined together by connective.
Component statement Each statement in a compound statement is called component statement.
Learning aids / Gadgets
Gadgets How it can be used
http://www.primaryresources.co.uk/english/PC_concomp.htm Find out connective AND frame compound sentences.
Real life uses :

Deductive reasoning is used in criminal investigations.

Places to visit :

How can we use the connective AND for framing compound sentence on sand?

Practical examples around us
Examples Explainations
Crime investigation Deductive reasoning is reasoning from general to particular. In criminal investigations investigator starts with general information and reaches to a particular decision.
What you learn in Theory:

Connective AND is used to frame compound statements in deductive reasoning.

What you learn in Practice:

Connective AND is used only for one particular instance. It is not used as conjunction like Water and milk are liquids. Here water and milk different types of liquid.

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