912 prompts matching "Rejecting a root that makes no sense in the situation described"
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
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
Practice: Checking that the solution answers the question actually asked
Act as my SS2 Mathematics tutor. Give me five practice questions on checking that the solu
Spot my mistake: Rearranging the cosine rule to make cos A the subject
Act as my SS2 Mathematics tutor. Work a question on rearranging the cosine rule to make co
WAEC Prep: Two angles on a straight line, one of them unknown
Act as my WAEC Mathematics coach. I am in SS 2. Take me through two angles on a straight l
Explain back: The denominator after one item has been removed
I have just studied the denominator after one item has been removed in my SS2 Mathematics
WAEC prep: The changing denominator when no item is replaced
Act as my WAEC Mathematics coach. I am in SS 2. Take me through the changing denominator w
Explain back: The discriminant, and how many roots it predicts
I have just studied the discriminant, and how many roots it predicts in my SS2 Mathematics
Worked example: Finding an unknown area from the length ratio
Act as my SS2 Mathematics tutor. Take me through one full worked example on finding an unk
Worked example: Multiplying through by the common denominator
Act as my SS2 Mathematics tutor. Take me through one full worked example on multiplying th
Real-life problem: Substituting, and solving the single equation that results
Act as my SS2 Mathematics tutor. Show me where substituting, and solving the single equati
Real-life problem: Spotting the Z shape that marks alternate angles
Act as my SS2 Mathematics tutor. Show me where spotting the Z shape that marks alternate a
Practice: Taking the square root at the final step
Act as my SS2 Mathematics tutor. Give me five practice questions on taking the square root
WAEC prep: Identifying the arc that two equal angles stand on
Act as my WAEC Mathematics coach. I am in SS 2. Take me through identifying the arc that t
IGCSE practice: Identifying the arc that both angles stand on
I am a Year 11 pupil. Set me Cambridge IGCSE practice questions on identifying the arc tha
IGCSE practice: Identifying the segment that two angles stand in
I am a Year 11 pupil. Set me Cambridge IGCSE practice questions on identifying the segment
IGCSE practice: Carrying out one transformation and then another
I am a Year 11 pupil. Set me Cambridge IGCSE practice questions on carrying out one transf
IGCSE practice: The notation for the number of elements in a set
I am a Year 11 pupil. Set me Cambridge IGCSE practice questions on the notation for the nu
IGCSE practice: Why the line need not touch any data point
I am a Year 11 pupil. Set me Cambridge IGCSE practice questions on why the line need not t
IGCSE practice: Setting the derivative to nought to locate turning points
I am a Year 11 pupil. Set me Cambridge IGCSE practice questions on setting the derivative