1,334 prompts matching "Sum of an arithmetic series given the first and last term"
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Worked Example: The associative law for the product of three matrices
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WAEC Prep: The identity matrix of order three
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WAEC Prep: The order of a matrix formed from a table of data
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WAEC Prep: Stating the order of a product before working it out
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WAEC Prep: Reading the order of a matrix as rows by columns
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Explain Back: Solving a matrix equation containing both a sum and a product
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Worked Example: What a determinant of nought means for a 2 by 2 matrix
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WAEC Prep: The cofactor of a corner entry
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WAEC Prep: Why the cofactor signs alternate
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WAEC Prep: The adjoint of the identity matrix
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Spot My Mistake: Finding the adjoint of a 3 by 3 matrix
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Learn: The order of the steps in inverting a 3 by 3 matrix
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Worked Example: Checking the solution of three equations by substitution
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WAEC Prep: The weight of a body on the moon compared with on earth
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Worked Example: The weight of a body as mass times g
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WAEC Prep: The component of a force at thirty degrees to the horizontal
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Learn: The component of a force along a stated direction
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WAEC Prep: A table of components used to find a resultant
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WAEC Prep: The polygon of forces for five concurrent forces
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WAEC Prep: The polygon of forces for several forces in equilibrium
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