755 prompts matching "IGCSE Additional Maths Y11: Eliminating one variable by using the constraint — W"
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Quiz: Multiplying both sides by a positive number
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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
Solving simultaneous linear equations by substitution
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Learn: Telling a rational number from an irrational one
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Common Mistakes: Why a rational number added to an irrational one stays irrational
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WAEC Prep: Ordering a list of surds by size
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Quiz: Subtracting one surd from another
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Practice: Multiplying a whole number by a surd
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Quiz: Rationalising a denominator of the form one over root 3
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Show All Working: Checking a rationalised answer by decimal approximation
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Quiz: Rationalising a denominator of the form one over 2 plus root 3
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WAEC Prep: A set closed under one operation but not another
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Show All Working: Showing a set is not closed by a single counter-example
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Learn: What it means for one operation to distribute over another
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WAEC Prep: A rule where distributivity holds one way only
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Final Revision: Why distributivity links two operations rather than one
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Common Mistakes: Checking an inverse by working the operation both ways
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Learn: Reading index notation, the base and the exponent
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WAEC Prep: Applying two index laws inside one expression
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Learn: Why any non-zero number to the power nought is one
You are my personal SS1 Further Mathematics tutor. Teach me why any non-zero number to the