755 prompts matching "Arrangements in which two particular objects must stay together"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Working backwards from Venn diagram totals
I am in SS 1. I'm going to explain a Venn diagram question where I am given some regions a
Logical reasoning puzzle solved using sets
I am in SS 1. I'm going to explain a short logical reasoning puzzle about groups of people
Zero index rule
I am in SS 1. I'm going to explain the zero index rule, showing why any nonzero number rai
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
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
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
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
Combining several index laws in one simplification
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on simp
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
Index expression with three unknown letters
I am in SS 1. I'm going to explain simplifying an expression with three letters and mixed
Adding and subtracting like surds
I am in SS 1. I'm going to explain adding and subtracting surds that share the same irrati
Expanding a binomial surd bracket
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on expa
Rationalising a denominator with a surd and integer
I am in SS 1. I'm going to explain rationalising a denominator such as 6 divided by (2 roo
Surd answers in area and perimeter questions
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on a me
Estimating the value of a surd
I am in SS 1. I'm going to explain estimating the approximate value of a surd such as root
Distinguishing rational and irrational numbers
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Dividing surds using the quotient rule
I am in SS 1. I'm going to explain simplifying a quotient of surds using the rule root a d
Rationalising the denominator when it's a surd minus a surd
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Solving a surd equation that gives an extraneous root
I am in SS 1. Quiz me with 3 short Additional Maths questions on solving a surd equation s
Simplifying nested surds
I am in SS 1. I'm going to explain simplifying an expression containing a surd within a su