755 prompts matching "IGCSE Additional Maths Y11: The area common to two overlapping circles — Show Al"
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Common Mistakes: Why a rational number added to an irrational one stays irrational
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Quiz: Reducing two surds to the same root in order to compare them
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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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Common Mistakes: Expanding the product of two surd brackets
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Learn: Why a surd is never left in the denominator
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Quiz: Rationalising a denominator of the form one over root 3
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Practice: Rationalising a denominator with a whole number multiplying the surd
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Explain Back: Simplifying the answer once the denominator is rational
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Quiz: Rationalising a denominator of the form one over 2 plus root 3
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Practice: Rationalising a denominator of the form a plus root b over c minus root d
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Explain Back: The difference of two squares applied to surd conjugates
I have just studied the difference of two squares applied to surd conjugates in my SS1 Fur
Spot My Mistake: Simplifying the denominator once the conjugate has been used
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Common Mistakes: Subtraction as an example of neither law
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Learn: What it means for one operation to distribute over another
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Common Mistakes: Checking an inverse by working the operation both ways
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Final Revision: Identity and inverse together, and what they give the set
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Practice: The law for a power raised to another power
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Explain Back: The law for a product raised to a power
I have just studied the law for a product raised to a power in my SS1 Further Mathematics
Spot My Mistake: The law for a quotient raised to a power
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