755 prompts matching "The effect of one extra value on the mean"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
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
Finding which term of a sequence equals a given value
I am in SS 1. Teach me finding which term number in an arithmetic or geometric sequence is
Sum of the first n odd numbers
I am in SS 1. Quiz me with 4 short Additional Maths questions on proving and using the fac
Finding the centre and radius from a circle's equation
I am in SS 1. Quiz me with 3 short Additional Maths questions on finding the centre and ra
Equation of a line with a given y-intercept and passing through a point
I am in SS 1. I attempted an Additional Maths question on finding the equation of a straig
Factorising the difference of two squares
I am in SS 1. Quiz me with 3 short Additional Maths questions on factorising the differenc
Explaining the difference between an expression and an equation
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on expl
Common Mistakes: Why a rational number added to an irrational one stays irrational
Act as my SS1 Further Mathematics tutor. Show me the mistake pupils most often make on why
Final Revision: Expressing a rationalised answer in the form a root b over c
Act as my SS1 Further Mathematics tutor at the end of the term. Give me a rapid recap of e
Quiz: Checking a surd equation for extraneous roots
Act as my SS1 Further Mathematics tutor and quiz me on checking a surd equation for extran
Spot My Mistake: A binary operation defined on a set of three elements
Act as my SS1 Further Mathematics tutor. Work a question on a binary operation defined on
Final Revision: Deciding whether a given rule really is a binary operation
Act as my SS1 Further Mathematics tutor at the end of the term. Give me a rapid recap of d
Spot My Mistake: Reading closure off an operation table
Act as my SS1 Further Mathematics tutor. Work a question on reading closure off an operati
Final Revision: Why closure is checked before any other property
Act as my SS1 Further Mathematics tutor at the end of the term. Give me a rapid recap of w
Quiz: Reading commutativity off a symmetrical operation table
Act as my SS1 Further Mathematics tutor and quiz me on reading commutativity off a symmetr
Explain Back: What it means for an operation to be associative
I have just studied what it means for an operation to be associative in my SS1 Further Mat
Spot My Mistake: Finding the inverse of a given element
Act as my SS1 Further Mathematics tutor. Work a question on finding the inverse of a given
Final Revision: Identity and inverse together, and what they give the set
Act as my SS1 Further Mathematics tutor at the end of the term. Give me a rapid recap of i
Worked Example: The law for multiplying powers of the same base
Act as my SS1 Further Mathematics tutor. Take me through one full worked example on the la
Quiz: The law for dividing powers of the same base
Act as my SS1 Further Mathematics tutor and quiz me on the law for dividing powers of the