605 prompts matching "When to use permutations versus combinations"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Zero index rule
I am in SS 1. I'm going to explain the zero index rule, showing why any nonzero number rai
Negative indices as fractions
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on nega
Fractional indices as roots
I am in SS 1. Teach me fractional indices, converting between root form and index form, su
Rewriting different bases as the same base
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on simp
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 with a fractional right-hand side
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on solv
Standard form calculations using indices
I am in SS 1. Teach me converting numbers to and from standard form and using the laws of
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
Finding an unknown exponent in an equation
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on find
Laws of indices with three different bases in one line
I am in SS 1. I attempted an Additional Maths question on simplifying an expression that c
Evaluating a negative fractional index
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Simplifying before substituting a value
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on simp
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
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on solv
Index laws with an unknown letter base
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
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
Simplifying an algebraic fraction with index rules
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on simp
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
Verifying an index law with numbers
I am in SS 1. I'm going to explain verifying that a^m divided by a^n equals a^(m-n) using