912 prompts matching "Let me explain: Why completing the square works at all"
IGCSE-style question: Reading the limits written on a sigma
I am a Year 11 pupil. Set me one full Cambridge IGCSE examination question on reading the
WAEC Past-Question Style: The limits above and below the sigma sign
I am in SS 2. Set me a WAEC Paper 2-style question on the limits above and below the sigma
Teach me (Cambridge style): Writing a given series in sigma notation
I am a Year 11 pupil following the Cambridge syllabus. Teach me writing a given series in
Spot My Mistake: Reading a, b and c off a quadratic before using the formula (IGCSE Marking)
I am in SS 2. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Sh
IGCSE-style question: The values of x for which an algebraic fraction is undefined
I am a Year 11 pupil. Set me one full Cambridge IGCSE examination question on the values o
IGCSE-style question: Finding the critical values of a quadratic inequality
I am a Year 11 pupil. Set me one full Cambridge IGCSE examination question on finding the
Spot My Mistake: Reading the solution off a sketch of the parabola (IGCSE Marking)
I am in SS 2. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Sh
Spot My Mistake: Finding a side with the sine rule (IGCSE Marking)
I am in SS 2. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Sh
Spot My Mistake: The cosine rule stated (IGCSE Marking)
I am in SS 2. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Sh
Spot My Mistake: The area when two sides and the included angle are known (IGCSE Marking)
I am in SS 2. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Sh
Worked Example: Finding an angle from a given area of a triangle (Show That / Hence Find)
I am in SS 2. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Wa
IGCSE-style question: Finding the right-angled triangle inside a solid
I am a Year 11 pupil. Set me one full Cambridge IGCSE examination question on finding the
WAEC Past-Question Style: The total surface area of an open cylinder
I am in SS 2. Set me a WAEC Paper 2-style question on the total surface area of an open cy
Teach me (Cambridge style): A cylinder problem needing both volume and surface area
I am a Year 11 pupil following the Cambridge syllabus. Teach me a cylinder problem needing
Spot My Mistake: The gradient of a line through two points (IGCSE Marking)
I am in SS 2. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Sh
IGCSE-style question: The three vector skills the syllabus asks for together
I am a Year 11 pupil. Set me one full Cambridge IGCSE examination question on the three ve
Teach me (Cambridge style): A problem combining magnitude, addition and position vectors
I am a Year 11 pupil following the Cambridge syllabus. Teach me a problem combining magnit
Spot My Mistake: The position vector of a point (IGCSE Marking)
I am in SS 2. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Sh
Spot My Mistake: The variance of ungrouped data (IGCSE Marking)
I am in SS 2. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Sh
Spot My Mistake: Adding the frequencies down the column to make a cumulative table (IGCSE Marking)
I am in SS 2. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Sh