507 prompts matching "Showing that a statement is a contradiction"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Show All Working: The common logarithm, to base ten
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on the common loga
Show All Working: Solving a simple logarithmic equation
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on solving a simpl
Show All Working: Comparing logarithms given in different bases
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on comparing logar
Show All Working: Deciding whether a number belongs to a given arithmetic progression
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on deciding whethe
Show All Working: The sum of the terms lying between two given positions
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on the sum of the
Show All Working: A geometric progression with a fractional common ratio
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on a geometric pro
Show All Working: Writing the solution of an inequality as a set
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on writing the sol
Show All Working: Writing a quadratic solution set in interval form
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on writing a quadr
Fractional indices as roots
I am in SS 1. Teach me fractional indices, converting between root form and index form, su
Fractional indices with numerator above 1
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Simplifying a mixed index expression
I am in SS 1. Quiz me with 3 short Additional Maths questions on simplifying an expression
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
Index equations reducing to a quadratic
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
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
Comparing the size of two large index numbers
I am in SS 1. Quiz me with 5 short Additional Maths questions on comparing the size of two
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
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
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