755 prompts matching "IGCSE Additional Maths Y11: Solving sin x equals nought point five in radians —"
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Rationalising a denominator with three surd terms
I am in SS 1. I'm going to explain rationalising a more unusual denominator involving more
Equation of a line with a given y-intercept and passing through a point
I am in SS 1. I attempted an Additional Maths question on finding the equation of a straig
Solving simultaneous linear equations by substitution
I am in SS 1. I'm going to explain solving a pair of simultaneous linear equations by the
Quiz me rapid-fire on expanding and factorising
I am in SS 1. I'm going to explain a rapid-fire quiz alternating between expanding a brack
Worked Example: What makes two surds equal
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Show All Working: Deciding whether two given surds are equal without a calculator
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Common Mistakes: Expressing root 50 as a multiple of root 2
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WAEC Prep: Squaring a single surd
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Worked Example: Rationalising a denominator that is a single surd
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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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Spot My Mistake: Rationalising and then cancelling a common factor
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WAEC Prep: Rationalising a denominator inside a larger expression
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Common Mistakes: Rationalising a denominator of the form root a over root b
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Final Revision: Expressing a rationalised answer in the form a root b over c
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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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WAEC Prep: Expressing the answer in the form a plus b root c
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Common Mistakes: Rationalising when both terms of the denominator are surds
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Worked Example: Squaring both sides safely when solving a surd equation
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