1,034 prompts matching "Showing a set is not closed by a single counter-example"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Teach me the normal distribution standardisation formula
I am in SS 3. Teach me how and why we standardise a normal random variable using z = (X -
WAEC Further Mathematics: calculus optimisation word problem
I am in SS 3. Give me a WAEC Further Mathematics style optimisation word problem, such as
Final revision: my three hardest Further Maths topics
Ask me which three SS3 Further Mathematics topics I find hardest, then set me one focused
Teach me the Poisson distribution from scratch
I am in SS 3. Teach me what the Poisson distribution is, when we use it instead of binomia
Worked Example: The intersection of two overlapping sets
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on the in
Quiz: The complement of a set within a stated universal set
Act as my SS3 Further Mathematics tutor and quiz me on the complement of a set within a st
Practice: The difference of two sets, A minus B
Act as my SS3 Further Mathematics tutor. Give me five practice questions on the difference
Explain Back: The symmetric difference of two sets
I have just studied the symmetric difference of two sets in my SS3 Further Mathematics cla
Spot My Mistake: De Morgan's law that the complement of a union is the intersection of the complements
Act as my SS3 Further Mathematics tutor. Work a question on de Morgan's law that the compl
Practice: Rationalising a denominator of the form root a
Act as my SS3 Further Mathematics tutor. Give me five practice questions on rationalising
Explain Back: Rationalising a denominator of the form a plus root b using the conjugate
I have just studied rationalising a denominator of the form a plus root b using the conjug
Final Revision: Proving that root 2 is irrational
Act as my WAEC Further Mathematics coach in the last week before the paper. I am in SS 3.
Quiz: Solving an index equation by writing both sides to the same base
Act as my SS3 Further Mathematics tutor and quiz me on solving an index equation by writin
Quiz: The factor theorem, and testing whether x minus a is a factor
Act as my SS3 Further Mathematics tutor and quiz me on the factor theorem, and testing whe
Practice: Factorising a cubic completely once one factor is known
Act as my SS3 Further Mathematics tutor. Give me five practice questions on factorising a
Spot My Mistake: The factor theorem for a divisor of the form ax minus b
Act as my SS3 Further Mathematics tutor. Work a question on the factor theorem for a divis
Final Revision: The zeros of a polynomial and where its graph cuts the x-axis
Act as my WAEC Further Mathematics coach in the last week before the paper. I am in SS 3.
Final Revision: Checking that the roots found satisfy the original equation
Act as my WAEC Further Mathematics coach in the last week before the paper. I am in SS 3.
Final Revision: The perpendicular distance from a point to a line
Act as my WAEC Further Mathematics coach in the last week before the paper. I am in SS 3.
Worked Example: The interquartile range of a set of ordered data
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on the in