Further Mathematics

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📅 36-Week WAEC Study Guide for Further Mathematics →

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Year group:All years SS 1 SS 2 SS 3

Year 12 key words:binomial expansion complex numbers determinants and inverses dynamics functions matrices moments and rigid bodies past questions probability probability distributions quadratic equations statics and equilibrium

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structured questions vectors

1,334 prompts matching "Sum of an arithmetic series given the first and last term"

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Learn: Why two matrices can be added only when their orders match

PPJ-FMT-01105 Similar prompts

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You are my personal SS3 Further Mathematics tutor. Teach me why two matrices can be added only when their orders match, working in clear steps and saying what the notation means as you use it. Check I have followed each step before moving on, and finish with one short question for me to try.

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WAEC Prep: Subtracting one 2 by 2 matrix from another

PPJ-FMT-01109 Similar prompts

Act as my WAEC Further Mathematics coach. I am in SS 3. Set me an exam-standard question o

Further Mathematics

Learn: Why two matrices can be added only when their orders match

WAEC Prep: Subtracting one 2 by 2 matrix from another

Explain Back: Keeping track of the nine entries when multiplying 3 by 3 matrices

WAEC Prep: The difference between pre-multiplying and post-multiplying by a matrix

Explain Back: Why the order of the letters matters in a matrix product

WAEC Prep: The identity matrix, and what it does in a product

WAEC Prep: Setting out the coefficient determinant for two simultaneous equations

Worked Example: Forming the determinant Dy by replacing the second column

Quiz: Arranging the equations in standard form before applying Cramer's rule

Explain Back: Writing out the full matrix of cofactors

Explain Back: Finding the adjoint of a 2 by 2 matrix quickly

Worked Example: The identity that A times its adjoint gives the determinant times the identity

Learn: Swapping and negating the entries when inverting a 2 by 2 matrix

Quiz: Checking an inverse by multiplying to get the identity

WAEC Prep: Checking the determinant before attempting a 3 by 3 inverse

Explain Back: The inverse of a diagonal matrix

Explain Back: Solving two simultaneous equations by multiplying by the inverse

Quiz: Solving three simultaneous equations with the inverse matrix

WAEC Prep: The difference between a kilogram and a kilogram weight

WAEC Prep: The newton, and how it is defined