755 prompts matching "The effect of one extra value on the mean"
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Evaluating (1/2)^-3 without a calculator
I am in SS 1. I attempted an Additional Maths question on evaluating (1/2)^-3 fully withou
What makes a number a surd
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Adding surds that need simplifying first
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Multiplying a surd by an integer
I am in SS 1. Teach me multiplying a surd by a whole number, such as 4 times root 5, and s
Expanding a binomial surd bracket
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on expa
Proving a surd statement is true or false
I am in SS 1. I attempted an Additional Maths question on proving whether a given surd sta
Simplifying nested surds
I am in SS 1. I'm going to explain simplifying an expression containing a surd within a su
Drawing a two-set Venn diagram from data
I am in SS 1. I attempted an Additional Maths question on drawing a Venn diagram for two o
Three-set Venn diagram word problem
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Proper subsets versus subsets
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Equal sets versus equivalent sets
I am in SS 1. I attempted an Additional Maths question on the difference between two sets
Universal set and its role in set problems
I am in SS 1. Teach me what a universal set is and how it affects the answer to complement
De Morgan's laws for sets
I am in SS 1. Teach me De Morgan's laws for sets, (A union B)' = A' intersection B' and (A
Comparing arithmetic and geometric growth over time
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Finding a sequence's sum between two term numbers
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Sequences applied to simple interest vs compound interest
I am in SS 1. Teach me how simple interest over time behaves like an arithmetic sequence w
Distance formula with negative coordinates
I am in SS 1. Teach me finding the distance between two points where some coordinates are
Deciding if three points are collinear
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Explaining gradient, midpoint and distance formulas in my own words
I am in SS 1. Quiz me with 4 short Additional Maths questions on the three core coordinate
Full worked exam-style problem combining gradient, distance and midpoint
I am in SS 1. I'm going to explain a single exam-style coordinate geometry question that r