1,483 prompts matching "An inequality solved without reversing the sign, and what goes wrong"
IGCSE Maths Y10: The exact values of sin, cos and tan of 30, 45 and 60 degrees — Teach Me
I am a Year 10 pupil taking Cambridge IGCSE Mathematics. Teach me the exact values of sin,
IGCSE Maths Y10: Choosing between the sine rule and the cosine rule — IGCSE Exam Practice
I am a Year 10 pupil taking Cambridge IGCSE Mathematics. Set me a past-paper-style questio
IGCSE Maths Y10: The volume of a cylinder from its radius and height — Quiz Me
I am a Year 10 pupil taking Cambridge IGCSE Mathematics. Quiz me with five short questions
IGCSE Maths Y10: Adding the two circles and the curved surface of a cylinder — Explain It Back
I am in SS 1. I have just studied adding the two circles and the curved surface of a cylin
IGCSE Maths Y10: The common difference, and where it appears in the nth term — Quiz Me
I am a Year 10 pupil taking Cambridge IGCSE Mathematics. Quiz me with five short questions
IGCSE Maths Y10: The first term and common difference found from two terms — Common Mistakes
I am a Year 10 pupil taking Cambridge IGCSE Mathematics. Show me the mistake candidates mo
IGCSE Maths Y10: The square and cube numbers as sequences — Spot My Mistake
I am a Year 10 pupil taking Cambridge IGCSE Mathematics. Work a question on the square and
IGCSE Maths Y10: Reversing the sign when dividing by a negative number — Worked Example
I am a Year 10 pupil taking Cambridge IGCSE Mathematics. Take me through one complete work
IGCSE Maths Y10: The domain and the range of a function — Quiz Me
I am a Year 10 pupil taking Cambridge IGCSE Mathematics. Quiz me with five short questions
IGCSE Maths Y10: The difference between fg and gf — Explain It Back
I am in SS 1. I have just studied the difference between fg and gf for Cambridge IGCSE Mat
IGCSE Maths Y10: The graph of a function and of its inverse — IGCSE Exam Practice
I am a Year 10 pupil taking Cambridge IGCSE Mathematics. Set me a past-paper-style questio
Another worked example: The turning point of a quadratic without drawing it
Act as my SS1 Mathematics tutor. Work a second, different example on the turning point of
Spot my mistake: Rounding a number to a given number of significant figures
Act as my SS1 Mathematics tutor. Work a question on rounding a number to a given number of
Word problem: Rounding each quantity to one significant figure before estimating
Act as my SS1 Mathematics tutor. Give me three word problems on rounding each quantity to
Extra quiz: The sign of the numerator when subtracting algebraic fractions
Act as my SS1 Mathematics tutor. Give me a further quiz on the sign of the numerator when
More WAEC practice: A quadratic solved by the method that suits its coefficients
Act as my WAEC Mathematics tutor. I am in SS 1. Give me a further set of questions on a qu
Spot My Mistake: Ordering, Rounding and Estimation (IGCSE)
I am a Year 10 pupil. I'll show you my working for a Cambridge IGCSE-style question on rou
IGCSE-style teach me: Why multiplying by a negative reverses the inequality
I am a Year 10 pupil. Explain why multiplying by a negative reverses the inequality in the
IGCSE quiz: Reading an inequality off a drawn number line
I am a Year 10 pupil. Quiz me with five short Cambridge IGCSE-style questions on reading a
IGCSE quiz: An inequality whose solution set is empty
I am a Year 10 pupil. Quiz me with five short Cambridge IGCSE-style questions on an inequa