1,175 prompts matching "Choosing which variable to eliminate first"
WAEC pitfalls: Applying an inverse operation to only part of a side
Act as my SS1 Mathematics tutor. Show me the mistake candidates most often make on applyin
Worked example: Using the constant to predict a further value
Act as my SS1 Mathematics tutor. Take me through one full worked example on using the cons
Quiz me: Factorising when the coefficient of x squared is one
Act as my SS1 Mathematics tutor and quiz me on factorising when the coefficient of x squar
Explain back: Factorising a difference of two squares
I have just studied factorising a difference of two squares in my SS1 Mathematics class. L
Spot my mistake: Factorising a perfect square trinomial
Act as my SS1 Mathematics tutor. Work a question on factorising a perfect square trinomial
Worked example: Solving by setting each factor to nought
Act as my SS1 Mathematics tutor. Take me through one full worked example on solving by set
WAEC pitfalls: Cancelling a factor containing the unknown and losing a root
Act as my SS1 Mathematics tutor. Show me the mistake candidates most often make on cancell
Worked example: Substituting into the quadratic formula carefully
Act as my SS1 Mathematics tutor. Take me through one full worked example on substituting i
Worked example: Solving a related equation by adding a line to the graph
Act as my SS1 Mathematics tutor. Take me through one full worked example on solving a rela
Spot my mistake: The arc length left out of a sector's perimeter
Act as my SS1 Mathematics tutor. Work a question on the arc length left out of a sector's
WAEC pitfalls: Leaving out the two radii when finding a sector's perimeter
Act as my SS1 Mathematics tutor. Show me the mistake candidates most often make on leaving
Teach me: The sector area as a fraction of the circle
You are my personal SS1 Mathematics tutor. Teach me the sector area as a fraction of the c
Quiz me: Finding a sector area from the angle and radius
Act as my SS1 Mathematics tutor and quiz me on finding a sector area from the angle and ra
Explain back: The area of a segment as sector minus triangle
I have just studied the area of a segment as sector minus triangle in my SS1 Mathematics c
Worked example: Rolling a sector into a cone
Act as my SS1 Mathematics tutor. Take me through one full worked example on rolling a sect
Word problem: Relating the sector's arc to the cone's base circumference
Act as my SS1 Mathematics tutor. Give me three word problems on relating the sector's arc
WAEC pitfalls: Using the sector radius as the cone's base radius
Act as my SS1 Mathematics tutor. Show me the mistake candidates most often make on using t
Teach me: A frustum as a cone with its top removed
You are my personal SS1 Mathematics tutor. Teach me a frustum as a cone with its top remov
Spot my mistake: The total surface area of a frustum
Act as my SS1 Mathematics tutor. Work a question on the total surface area of a frustum wi
Quiz me: The volume of a cylinder topped by a hemisphere
Act as my SS1 Mathematics tutor and quiz me on the volume of a cylinder topped by a hemisp