1,326 prompts matching "Rationalising the denominator when it's a surd minus a surd"
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Common Mistakes: What becomes of the tension when the string goes slack
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Quiz: The centripetal force, and what supplies it in a given situation
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Quiz: The velocity of a body in simple harmonic motion at a given displacement
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Spot my mistake: Negating the leading diagonal and swapping the other two entries when inverting a 2 by 2 matrix
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Spot my mistake: Treating the kilogram and the kilogram weight as the same unit
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Spot my mistake: Adding the magnitudes of concurrent forces to get the magnitude of their resultant
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Spot my mistake: Treating the variance of a binomial distribution as its standard deviation
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Spot my mistake: Assuming the normal curve meets the horizontal axis at its points of inflexion
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Spot my mistake: Differentiating a product by multiplying the derivatives of its two factors
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WAEC exam question: remainder theorem with two conditions
I am in SS 3. Give me a WAEC-style Further Maths question where a polynomial has two unkno
Find the sum to infinity command word
I am in SS 3. Set me an exam question phrased 'find the sum to infinity', for a geometric
Timed 20-minute Further Maths exam practice
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WAEC exam question: the converse, the inverse and the contrapositive
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Structured question: converse, inverse, and contrapositive together
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Structured question: surd equation with a solution to reject
I am in SS 3. Give me a structured surd equation question where squaring both sides introd
Explain back: why we check the domain in logarithmic equations
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WAEC Prep: The commutative law for matrix addition
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WAEC Prep: The product of a 2 by 2 matrix with the identity
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WAEC Prep: Multiplying a 3 by 3 matrix by the identity matrix
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WAEC Prep: Writing the transpose of a matrix by turning rows into columns
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