911 prompts matching "Why completing the square works"
Worked example: Finding an unknown area from the length ratio
Act as my SS2 Mathematics tutor. Take me through one full worked example on finding an unk
Explain back: The four pi r squared formula
I have just studied the four pi r squared formula in my SS2 Mathematics class. Let me expl
Worked example: Finding the radius from a chord and its distance
Act as my SS2 Mathematics tutor. Take me through one full worked example on finding the ra
Worked example: Multiplying through by the common denominator
Act as my SS2 Mathematics tutor. Take me through one full worked example on multiplying th
Worked example: The upper and lower bound of a rounded measurement
Act as my SS2 Mathematics tutor. Take me through one full worked example on the upper and
WAEC prep: The domain of a function containing a square root
Act as my WAEC Mathematics exam coach. I am in SS 2. Show me how the domain of a function
Worked example: Finding the arc length from the angle and the radius
Act as my SS2 Mathematics tutor. Take me through one full worked example on finding the ar
WAEC Prep: Why the sign reverses when dividing by a negative
Act as my WAEC Mathematics coach. I am in SS 2. Take me through why the sign reverses when
Worked example: Calculating class widths from the boundaries
Act as my SS2 Mathematics tutor. Take me through one full worked example on calculating cl
IGCSE practice: Why a reciprocal graph never touches the axes
I am a Year 11 pupil. Set me Cambridge IGCSE practice questions on why a reciprocal graph
IGCSE practice: Why the line need not touch any data point
I am a Year 11 pupil. Set me Cambridge IGCSE practice questions on why the line need not t
IGCSE practice: Extrapolation beyond the data, and why it is risky
I am a Year 11 pupil. Set me Cambridge IGCSE practice questions on extrapolation beyond th
IGCSE quiz: Sketching from the completed-square form
I am a Year 11 pupil sitting Cambridge IGCSE. Set me a rapid quiz on sketching from the co
Worked Example: Adding two numbers written in the same base (Show That / Hence Find)
I am in SS 2. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Wa
Worked Example: Reading the mantissa from the tables (Show That / Hence Find)
I am in SS 2. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Wa
Worked Example: The quotient law of logarithms (Show That / Hence Find)
I am in SS 2. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Wa
Worked Example: Treating like surds as though they were like terms (Show That / Hence Find)
I am in SS 2. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Wa
Worked Example: Simplifying the answer once the denominator is rational (Show That / Hence Find)
I am in SS 2. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Wa
Worked Example: Adding the first n terms of an arithmetic progression by pairing them (Show That / Hence Find)
I am in SS 2. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Wa
Worked Example: Which form of the geometric sum formula to use when r is less than one (Show That / Hence Find)
I am in SS 2. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Wa