755 prompts matching "Learn: The probability that a normal variable lies between two values"
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Index equations with a fractional right-hand side
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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
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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
Simplifying a fraction of two bracketed index terms
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Finding an unknown exponent in an equation
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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
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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
Solving 9^x x 3^(x+1) = 1
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Index laws with an unknown letter base
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Evaluating a fractional-negative index expression
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Simplifying an algebraic fraction with index rules
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Rewriting an expression with only positive indices
I am in SS 1. Teach me rewriting an expression such as 3x^-2 y^3 z^-1 so every index in it
Solving an equation with a fractional exponent on x
I am in SS 1. Quiz me with 3 short Additional Maths questions on solving x^(2/3) = 4 for x
Combining several index laws in one simplification
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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