1,483 prompts matching "An inequality solved without reversing the sign, and what goes wrong"
Worked Example: The perimeter of a sector, the two radii included (Show That / Hence Find)
I am in SS 1. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Wa
Spot My Mistake: Subtracting the small cone to leave the volume of a frustum (IGCSE Marking)
I am in SS 1. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Sh
Explain Back: Adding both circular ends to the sloping face of a frustum (IGCSE/WAEC Revision)
I am in SS 1. Let me explain adding both circular ends to the sloping face of a frustum ba
Explain Back: The surface area of a composite solid (IGCSE/WAEC Revision)
I am in SS 1. Let me explain the surface area of a composite solid back to you in my own w
Worked Example: The midpoint formula (Show That / Hence Find)
I am in SS 1. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Wa
Explain Back: The product of the gradients of two perpendicular lines (IGCSE/WAEC Revision)
I am in SS 1. Let me explain the product of the gradients of two perpendicular lines back
IGCSE-style question: Deciding whether two lines are parallel from their equations
I am a Year 10 pupil. Set me one full Cambridge IGCSE examination question on deciding whe
WAEC past-question style: The gradients of two perpendicular lines
Act as my WAEC Mathematics coach. I am in SS 1. Write me a question on the gradients of tw
Teach me (Cambridge style): Deciding whether two lines are perpendicular from their equations
I am a Year 10 pupil following the Cambridge syllabus. Teach me deciding whether two lines
Teach me (Cambridge style): Which of the three averages suits a given set best
I am a Year 10 pupil following the Cambridge syllabus. Teach me which of the three average
Worked Example: The mode of a list of values (Show That / Hence Find)
I am in SS 1. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Wa
Quiz me: The place values of a number written in base five
Act as my SS1 Mathematics tutor and quiz me on the place values of a number written in bas
WAEC pitfalls: Treating the digits of a base number as base ten digits
Act as my SS1 Mathematics tutor. Show me the mistake candidates most often make on treatin
Quiz me: Reading the remainders in the right order
Act as my SS1 Mathematics tutor and quiz me on reading the remainders in the right order.
WAEC pitfalls: Carrying as though the base were ten
Act as my SS1 Mathematics tutor. Show me the mistake candidates most often make on carryin
Teach me: Why adding indices multiplies powers of the same base
You are my personal SS1 Mathematics tutor. Teach me why adding indices multiplies powers o
Quiz me: Why subtracting indices divides powers of the same base
Act as my SS1 Mathematics tutor and quiz me on why subtracting indices divides powers of t
Practice set: The law for a power raised to a power
Act as my SS1 Mathematics tutor. Give me five practice questions on the law for a power ra
Spot my mistake: Deriving the zero index from the division law
Act as my SS1 Mathematics tutor. Work a question on deriving the zero index from the divis
WAEC pitfalls: Applying a law to bases that are not the same
Act as my SS1 Mathematics tutor. Show me the mistake candidates most often make on applyin