755 prompts matching "Why the probabilities in a distribution must sum to one"
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Surd answers in area and perimeter questions
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Surds in trigonometric exact values
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Simplifying a surd expression before squaring
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Surds in a coordinate geometry distance calculation
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Survey word problem using a three-set Venn diagram
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Sigma notation for a sum
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Recurring decimals as an infinite geometric series
I am in SS 1. I'm going to explain how a recurring decimal, such as 0.777..., can be writt
Sum of a geometric series with a negative common ratio
I am in SS 1. Teach me finding the sum of a geometric series where the common ratio is neg
Sum of a series expressed with algebraic terms
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Vertical and horizontal line equations
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Equation of a line with a given y-intercept and passing through a point
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Solving a word problem using simultaneous equations
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Multiplication law of indices
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Division law of indices
I am in SS 1. Teach me the division law of indices, simplifying an expression like y^9 div
Negative indices as fractions
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Fractional indices as roots
I am in SS 1. Teach me fractional indices, converting between root form and index form, su
Solving index equations with matching bases
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Index equations with a fractional right-hand side
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Standard form calculations using indices
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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