314 prompts matching "IGCSE practice: When a function has no inverse"
Spot my mistake: Reading the intersection off the wrong axis
Act as my SS3 Mathematics tutor. Work a question on reading the intersection off the wrong
Quiz me: Writing inequalities from a described set of constraints
Act as my SS3 Mathematics tutor and quiz me on writing inequalities from a described set o
Spot my mistake: Shading the wrong side of a boundary line
Act as my SS3 Mathematics tutor. Work a question on shading the wrong side of a boundary l
Quiz me: Building a cumulative frequency table
Act as my SS3 Mathematics tutor and quiz me on building a cumulative frequency table. Ask
Spot my mistake: Plotting cumulative frequency at the class midpoint
Act as my SS3 Mathematics tutor. Work a question on plotting cumulative frequency at the c
Quiz me: Calculating the mean before finding the deviations
Act as my SS3 Mathematics tutor and quiz me on calculating the mean before finding the dev
Spot my mistake: Letting positive and negative deviations cancel
Act as my SS3 Mathematics tutor. Work a question on letting positive and negative deviatio
Quiz me: Calculating the angle for each sector of a pie chart
Act as my SS3 Mathematics tutor and quiz me on calculating the angle for each sector of a
Quiz me: Rounding a number to a stated number of significant figures
Act as my SS3 Mathematics tutor and quiz me on rounding a number to a stated number of sig
Spot my mistake: Rounding twice and drifting away from the true value
Act as my SS3 Mathematics tutor. Work a question on rounding twice and drifting away from
Quiz me: Calculating percentage error from a measured and a true value
Act as my SS3 Mathematics tutor and quiz me on calculating percentage error from a measure
Spot my mistake: Dividing by the measured value instead of the true value
Act as my SS3 Mathematics tutor. Work a question on dividing by the measured value instead
Quiz me: Calculating simple interest over a stated period
Act as my SS3 Mathematics tutor and quiz me on calculating simple interest over a stated p
Spot my mistake: Applying the simple interest formula to a compound problem
Act as my SS3 Mathematics tutor. Work a question on applying the simple interest formula t