1,045 prompts matching "The inverse of a 2 by 2 matrix as one over the determinant times the adjoint"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Show that command word: polynomial identity
I am in SS 2. Give me a 'show that' polynomial question where I must expand and simplify b
Spot My Mistake: Solving a quadratic that must be rearranged before factorising
Act as my SS2 Further Mathematics tutor. Work a question on solving a quadratic that must
Spot My Mistake: A polynomial written in descending powers
Act as my SS2 Further Mathematics tutor. Work a question on a polynomial written in descen
Explain Back: A division that leaves a constant remainder
I have just studied a division that leaves a constant remainder in my SS2 Further Mathemat
Spot My Mistake: A division that leaves a linear remainder
Act as my SS2 Further Mathematics tutor. Work a question on a division that leaves a linea
Spot My Mistake: Finding two coefficients from two remainder conditions
Act as my SS2 Further Mathematics tutor. Work a question on finding two coefficients from
Explain Back: Finding a coefficient so that a stated expression is a factor
I have just studied finding a coefficient so that a stated expression is a factor in my SS
Worked Example: Factorising a cubic into a linear and a quadratic factor
Act as my SS2 Further Mathematics tutor. Take me through one full worked example on factor
Explain Back: A polynomial with a repeated linear factor
I have just studied a polynomial with a repeated linear factor in my SS2 Further Mathemati
Common Mistakes: Factorising fully, and knowing when to stop
Act as my SS2 Further Mathematics tutor. Show me the mistake pupils most often make on fac
Quiz: A cubic with three distinct real roots
Act as my SS2 Further Mathematics tutor and quiz me on a cubic with three distinct real ro
Explain Back: A cubic with a repeated root
I have just studied a cubic with a repeated root in my SS2 Further Mathematics class. Let
Common Mistakes: A cubic equation arising from a volume problem
Act as my SS2 Further Mathematics tutor. Show me the mistake pupils most often make on a c
Worked Example: Sentences that are not propositions
Act as my SS2 Further Mathematics tutor. Take me through one full worked example on senten
Common Mistakes: Translating a symbolic statement back into English
Act as my SS2 Further Mathematics tutor. Show me the mistake pupils most often make on tra
Worked Example: Conjunction in a three-variable truth table
Act as my SS2 Further Mathematics tutor. Take me through one full worked example on conjun
Spot My Mistake: De Morgan's laws in logic
Act as my SS2 Further Mathematics tutor. Work a question on de Morgan's laws in logic with
Worked Example: What a contradiction is
Act as my SS2 Further Mathematics tutor. Take me through one full worked example on what a
Quiz: What a contingency is
Act as my SS2 Further Mathematics tutor and quiz me on what a contingency is. Ask five que
Explain Back: Showing that a statement is a contradiction
I have just studied showing that a statement is a contradiction in my SS2 Further Mathemat