755 prompts matching "The standard deviation of an ungrouped set of data"
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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: Sketching a cubic once it has been factorised — Show All Working
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IGCSE Additional Maths Y10: A cubic with only one real root — Common Mistakes
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IGCSE Additional Maths Y10: Exponential growth in a real situation — Show All Working
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IGCSE Additional Maths Y10: Exponential decay in a real situation — Common Mistakes
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IGCSE Additional Maths Y10: A growth or decay problem solved with natural logarithms — Show All Working
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IGCSE Additional Maths Y10: A point dividing a line segment in a given ratio — Show All Working
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IGCSE Additional Maths Y10: How accurate a graphical solution really is — Common Mistakes
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Negative indices as fractions
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on nega
Negative indices in algebraic fractions
I am in SS 1. I attempted an Additional Maths question on simplifying an algebraic express
Fractional indices as roots
I am in SS 1. Teach me fractional indices, converting between root form and index form, su
Simplifying a mixed index expression
I am in SS 1. Quiz me with 3 short Additional Maths questions on simplifying an expression
Evaluating index expressions without a calculator
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Indices word problem: bacteria growth
I am in SS 1. Teach me a word problem where a quantity grows according to an index formula
Index notation for a nested root
I am in SS 1. Quiz me with 3 short Additional Maths questions on rewriting a nested root,
Simplifying before substituting a value
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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
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
Combining several index laws in one simplification
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Index law shortcuts for mental exam questions
I am in SS 1. Quiz me with 3 short Additional Maths questions on quick mental-maths style