742 prompts matching "Structured question: find k so a cubic has a repeated root"
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IGCSE Additional Maths Y10: A line meeting a circle — Common Mistakes
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IGCSE Additional Maths Y10: Writing an expression in the form a x to the power n — Common Mistakes
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IGCSE Additional Maths Y10: Checking a polynomial division by multiplying back — Common Mistakes
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IGCSE Additional Maths Y10: The restriction that the argument of a logarithm must be positive — Common Mistakes
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IGCSE Additional Maths Y10: A logarithmic equation with the unknown in the base — Common Mistakes
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IGCSE Additional Maths Y10: Exponential decay in a real situation — Common Mistakes
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IGCSE Additional Maths Y10: The half-life of a decaying quantity — Common Mistakes
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IGCSE Additional Maths Y10: Reading the intercept off a linear-form graph — Common Mistakes
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IGCSE Additional Maths Y10: The gradient of a horizontal line and of a vertical line — Common Mistakes
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IGCSE Additional Maths Y10: The altitude of a triangle drawn from one vertex — Common Mistakes
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IGCSE Additional Maths Y10: The diagonals of a quadrilateral, and where they meet — Common Mistakes
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Show me the mistake ca
IGCSE Additional Maths Y10: The effect of a transformation on the coordinates of a point — Common Mistakes
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Show me the mistake ca
Division law of indices
I am in SS 1. Teach me the division law of indices, simplifying an expression like y^9 div
Standard form calculations using indices
I am in SS 1. Teach me converting numbers to and from standard form and using the laws of
Indices word problem: bacteria growth
I am in SS 1. Teach me a word problem where a quantity grows according to an index formula
Multiplying and dividing indices in one expression
I am in SS 1. Teach me simplifying (a^5 x a^-2) divided by a^3 fully, quoting which law is
Evaluating a fractional-negative index expression
I am in SS 1. Teach me evaluating 25^(-3/2) fully as a fraction without a calculator the w
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
Estimating the value of a surd
I am in SS 1. I'm going to explain estimating the approximate value of a surd such as root