912 prompts matching "Calculating the mean before finding the deviations"
Calculator paper: Dividing one algebraic fraction by another
I am a Year 11 pupil. Set me a Cambridge IGCSE calculator-paper question on dividing one a
Teach me the IGCSE way: What a surd is, and which roots are irrational
I am a Year 11 pupil. Teach me what a surd is, and which roots are irrational the way a Ca
Worked example: Multiplying two surds together
Act as my SS2 Mathematics tutor. Take me through one full worked example on multiplying tw
Calculator paper: Rationalising a denominator of the form a plus root b
I am a Year 11 pupil. Set me a Cambridge IGCSE calculator-paper question on rationalising
Show that, hence find: Leaving an answer in exact surd form rather than rounding
I am a Year 11 pupil. Set me a two-part Cambridge IGCSE 'show that... hence find...' quest
Teach me the IGCSE way: Probability as a number between nought and one
I am a Year 11 pupil. Teach me probability as a number between nought and one the way a Ca
IGCSE quiz: Listing the sample space of a simple experiment
I am a Year 11 pupil. Quiz me with five short Cambridge IGCSE-style questions on listing t
Explain back: The theoretical probability of a single event
I have just studied the theoretical probability of a single event in my SS2 Mathematics cl
Calculator paper: Mutually exclusive events, and adding their probabilities
I am a Year 11 pupil. Set me a Cambridge IGCSE calculator-paper question on mutually exclu
Practice: The basic shape of a cubic curve and its turning points
Act as my SS2 Mathematics tutor. Give me five practice questions on the basic shape of a c
Worked example: Why the second probability changes when there is no replacement
Act as my SS2 Mathematics tutor. Take me through one full worked example on why the second
WAEC prep: Substituting into the quadratic formula without slips
Act as my WAEC Mathematics coach. I am in SS 2. Take me through substituting into the quad
Explain back: Rearranging the sine rule to make the angle the subject
I have just studied rearranging the sine rule to make the angle the subject in my SS2 Math
Spot my mistake: The one-third base area times height formula
Act as my SS2 Mathematics tutor. Work a question on the one-third base area times height f
Spot my mistake: The shape of y equals one over x
Act as my SS2 Mathematics tutor. Work a question on the shape of y equals one over x with
Worked example: The form a times ten to the power n, and the range of a
Act as my SS2 Mathematics tutor. Take me through one full worked example on the form a tim
WAEC prep: Choosing the letter, and saying what it stands for
Act as my WAEC Mathematics exam coach. I am in SS 2. Show me how choosing the letter, and
Spot my mistake: Filling a three-set diagram starting from the centre
Act as my SS2 Mathematics tutor. Work a question on filling a three-set diagram starting f
Practice: Substituting a, b and c into the quadratic formula
Act as my SS2 Mathematics tutor. Give me five practice questions on substituting a, b and
WAEC prep: The product of perpendicular gradients being minus one
Act as my WAEC Mathematics exam coach. I am in SS 2. Show me how the product of perpendicu