1,327 prompts matching "how many ways can 5 books be arranged on a shelf"
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WAEC Prep: The minor of an entry of a 3 by 3 matrix
Act as my WAEC Further Mathematics coach. I am in SS 3. Set me an exam-standard question o
WAEC Prep: The adjoint of the identity matrix
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WAEC Prep: The order in which the cofactors are transposed
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WAEC Prep: The adjoint as the transpose of the matrix of cofactors
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Spot My Mistake: Finding the adjoint of a 3 by 3 matrix
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Worked Example: The identity that A times its adjoint gives the determinant times the identity
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WAEC Prep: The inverse of an inverse
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the inverse of an
Learn: Swapping and negating the entries when inverting a 2 by 2 matrix
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Quiz: Checking an inverse by multiplying to get the identity
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WAEC Prep: The inverse of a 3 by 3 matrix from its adjoint and its determinant
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Learn: The order of the steps in inverting a 3 by 3 matrix
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WAEC Prep: A three-unknown system arising from a word problem
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WAEC Prep: When the matrix method is worth the work for three unknowns
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WAEC Prep: A particle, and what the word assumes
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WAEC Prep: A rigid body, and what the word assumes
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Worked Example: The units of mass, and the SI unit
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Learn: Inertia, and what mass actually measures
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Quiz: Why mass stays the same wherever the body is taken
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Worked Example: The weight of a body as mass times g
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WAEC Prep: The resultant of two equal forces at sixty degrees
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the resultant of t