1,334 prompts matching "Finding the nth term of an arithmetic sequence"
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WAEC Prep: Writing two simultaneous equations as a single matrix equation
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Spot My Mistake: Why the inverse must be applied on the correct side
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Practice: What a singular coefficient matrix says about the equations
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WAEC Prep: When the matrix method is worth the work for three unknowns
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WAEC Prep: Writing three simultaneous equations as a single matrix equation
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Practice: Comparing the inverse method with elimination for three equations
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WAEC Prep: Mass, and how it differs from weight
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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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WAEC Prep: Resolving a force into horizontal and vertical components
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Quiz: Recovering the original force from its two components
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Explain Back: Showing that a system of concurrent forces is in equilibrium
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WAEC Prep: The forces on a body suspended by a single string
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Learn: A space diagram and a force diagram drawn side by side
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WAEC Prep: The three unknowns a rigid body problem usually carries
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WAEC Prep: The two conditions for a rigid body to be in equilibrium
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Practice: Why the forces must sum to nought in two perpendicular directions
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Learn: Choosing the point about which to take moments
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WAEC Prep: Calculating a moment as force times perpendicular distance
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WAEC Prep: A particle in equilibrium on a smooth inclined plane
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