1,483 prompts matching "Why the absolute value is taken in mean deviation"
Teach me again: Judging whether a calculated answer is reasonable
Act as my SS1 Mathematics tutor. I did not follow judging whether a calculated answer is r
Another worked example: Why unlike surds cannot be combined
Act as my SS1 Mathematics tutor. Work a second, different example on why unlike surds cann
Extra quiz: The conjugate used to rationalise a two-term denominator
Act as my SS1 Mathematics tutor. Give me a further quiz on the conjugate used to rationali
Real-life question: The distance of a point from the origin
Act as my SS1 Mathematics tutor. Set me a question on the distance of a point from the ori
Teach me the IGCSE way: Natural numbers, integers and rational numbers distinguished
I am a Year 10 pupil. Teach me natural numbers, integers and rational numbers distinguishe
Worked example: Multiplying the indices when a power is raised to a power
Act as my SS1 Mathematics tutor. Take me through one full worked example on multiplying th
IGCSE word problem: The meaning of a zero index
I am a Year 10 pupil. Write me a real-life word problem in Cambridge IGCSE exam style that
Non-calculator paper: Speed, distance and time in the same calculation
I am a Year 10 pupil. Give me a Cambridge IGCSE non-calculator question on speed, distance
Show that, hence find: Discount, VAT and the final price paid
I am a Year 10 pupil. Set me a two-part Cambridge IGCSE 'show that... hence find...' quest
Explain back: Factorising the difference of two squares
I have just studied factorising the difference of two squares in my SS1 Mathematics class.
Teach me the IGCSE way: Reading a value off a frequency table
I am a Year 10 pupil. Teach me reading a value off a frequency table the way a Cambridge I
IGCSE quiz: Describing the shape of a distribution
I am a Year 10 pupil. Quiz me with five short Cambridge IGCSE-style questions on describin
Worked example: Constructing the perpendicular bisector of a line
Act as my SS1 Mathematics tutor. Take me through one full worked example on constructing t
Non-calculator paper: The locus of points a fixed distance from a point
I am a Year 10 pupil. Give me a Cambridge IGCSE non-calculator question on the locus of po
Show that, hence find: The locus of points equidistant from two lines
I am a Year 10 pupil. Set me a two-part Cambridge IGCSE 'show that... hence find...' quest
IGCSE quiz: The median, and finding it in an even-sized list
I am a Year 10 pupil. Quiz me with five short Cambridge IGCSE-style questions on the media
Calculator paper: Estimating the mean of grouped data
I am a Year 10 pupil. Set me a Cambridge IGCSE calculator-paper question on estimating the
Show that, hence find: The effect of an extreme value on each average
I am a Year 10 pupil. Set me a two-part Cambridge IGCSE 'show that... hence find...' quest
Teach me the IGCSE way: Recognising a quadratic equation
I am a Year 10 pupil. Teach me recognising a quadratic equation the way a Cambridge IGCSE
Calculator paper: The discriminant and the number of roots
I am a Year 10 pupil. Set me a Cambridge IGCSE calculator-paper question on the discrimina