755 prompts matching "The sign convention for clockwise and anticlockwise moments"
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Simplifying expressions with like and unlike terms
I am in SS 1. Teach me correctly identifying and collecting like terms in a longer algebra
Worked Example: Why the square root of a non-square whole number is irrational
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Explain Back: Why 2 root 3 and 5 root 3 count as similar surds
I have just studied why 2 root 3 and 5 root 3 count as similar surds in my SS1 Further Mat
Show All Working: Deciding whether two given surds are equal without a calculator
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Worked Example: Adding two surds that simplify to the same root
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Final Revision: Simplifying a fraction whose numerator and denominator are both surds
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Worked Example: Why multiplying by the conjugate clears the surd
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Show All Working: A conjugate where the surd term comes first
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Common Mistakes: Rationalising when both terms of the denominator are surds
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Show All Working: Finding a and b when a plus b root 2 equals a given surd
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Final Revision: Deciding whether a given rule really is a binary operation
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WAEC Prep: A set closed under one operation but not another
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Worked Example: Testing a*b against b*a for a given rule
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Explain Back: What it means for an operation to be associative
I have just studied what it means for an operation to be associative in my SS1 Further Mat
Common Mistakes: Subtraction as an example of neither law
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Worked Example: Testing whether star distributes over plus
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Final Revision: Why distributivity links two operations rather than one
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Worked Example: Finding the identity element from a rule such as a*b = a + b - 3
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WAEC Prep: The inverse of the identity element itself
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Common Mistakes: Checking an inverse by working the operation both ways
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