755 prompts matching "IGCSE Additional Maths Y11: The CAST rule — Worked Example"
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Final Revision: Simplifying a fraction whose numerator and denominator are both surds
Act as my SS1 Further Mathematics tutor at the end of the term. Give me a rapid recap of s
Final Revision: Checking a conjugate answer by multiplying back
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Final Revision: A word problem that leads to an equation in surd form
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Final Revision: Why brackets matter when an operation is not associative
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Final Revision: Converting an answer back out of index form
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Final Revision: Checking an indicial solution by substitution
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Final Revision: Using change of base to prove a stated relation
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Final Revision: Inserting an arithmetic mean between two numbers
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Final Revision: A savings problem modelled by an arithmetic progression
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Final Revision: A word problem that leads to a linear inequality
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Final Revision: A word problem that leads to a quadratic inequality
Act as my SS1 Further Mathematics tutor at the end of the term. Give me a rapid recap of a
Solving index equations with matching bases
I am in SS 1. I'm going to explain solving an index equation by rewriting both sides with
Simplifying a fraction of two bracketed index terms
I am in SS 1. I'm going to explain simplifying a fraction of index expressions down to a s
Solving 4^x = 8^(x-1) by matching bases
I am in SS 1. I'm going to explain solving the equation 4^x = 8^(x-1) by writing both side
Verifying an index law with numbers
I am in SS 1. I'm going to explain verifying that a^m divided by a^n equals a^(m-n) using
Index expression with three unknown letters
I am in SS 1. I'm going to explain simplifying an expression with three letters and mixed
Adding and subtracting like surds
I am in SS 1. I'm going to explain adding and subtracting surds that share the same irrati
Rationalising a denominator with a surd and integer
I am in SS 1. I'm going to explain rationalising a denominator such as 6 divided by (2 roo
Simplifying nested surds
I am in SS 1. I'm going to explain simplifying an expression containing a surd within a su
Rationalising a denominator with three surd terms
I am in SS 1. I'm going to explain rationalising a more unusual denominator involving more