755 prompts matching "Why the total moment about any point must be nought"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
IGCSE Additional Maths Y10: A quartic equation solved as a quadratic — Common Mistakes
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Show me the mistake ca
IGCSE Additional Maths Y10: A line meeting a circle — Common Mistakes
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Show me the mistake ca
IGCSE Additional Maths Y10: Checking a polynomial division by multiplying back — Common Mistakes
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Show me the mistake ca
IGCSE Additional Maths Y10: A cubic with only one real root — Common Mistakes
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Show me the mistake ca
IGCSE Additional Maths Y10: Checking both pairs of solutions — Common Mistakes
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Show me the mistake ca
IGCSE Additional Maths Y10: Exponential decay in a real situation — Common Mistakes
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Show me the mistake ca
IGCSE Additional Maths Y10: How accurate a graphical solution really is — 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
Power of a power rule
I am in SS 1. Quiz me with 3 short Additional Maths questions on the power-of-a-power rule
Fractional indices as roots
I am in SS 1. Teach me fractional indices, converting between root form and index form, su
Fractional indices with numerator above 1
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Simplifying a mixed index expression
I am in SS 1. Quiz me with 3 short Additional Maths questions on simplifying an expression
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
Index equations reducing to a quadratic
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Standard form calculations using indices
I am in SS 1. Teach me converting numbers to and from standard form and using the laws of
Simplifying bracketed algebraic index expressions
I am in SS 1. Quiz me with 5 short Additional Maths questions on simplifying an expression
Indices word problem: bacteria growth
I am in SS 1. Teach me a word problem where a quantity grows according to an index formula
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
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 negative fractional index
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi