1,332 prompts matching "Teach me how to solve cubic equations"
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Spot My Mistake: Finding the adjoint of a 3 by 3 matrix
Act as my SS3 Further Mathematics tutor. Work a question on finding the adjoint of a 3 by
WAEC Prep: The inverse of a 3 by 3 matrix from its adjoint and its determinant
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Quiz: Checking a 3 by 3 inverse by multiplication
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Explain Back: The inverse of a diagonal matrix
I have just studied the inverse of a diagonal matrix in my SS3 Further Mathematics class.
Spot My Mistake: Why the inverse must be applied on the correct side
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Worked Example: The units of mass, and the SI unit
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Spot My Mistake: Compounding three forces acting at one point
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WAEC Prep: The magnitude of the resultant of two forces inclined at an angle
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Worked Example: The direction of the resultant of two forces
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Spot My Mistake: The greatest and the least resultant of two given forces
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Quiz: Recovering the original force from its two components
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WAEC Prep: Summing the components of several concurrent forces
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Quiz: The magnitude of the resultant of several coplanar forces
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WAEC Prep: Drawing a clear force diagram for a body at rest
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Worked Example: Marking the weight, the normal reaction and the friction on a diagram
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Explain Back: The forces acting on a body hanging from two strings
I have just studied the forces acting on a body hanging from two strings in my SS3 Further
WAEC Prep: The triangle of forces for three forces in equilibrium
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Worked Example: Using the sine rule on the triangle of forces
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Explain Back: The order in which the forces are drawn round the triangle
I have just studied the order in which the forces are drawn round the triangle in my SS3 F
WAEC Prep: The polygon of forces for several forces in equilibrium
Act as my WAEC Further Mathematics coach. I am in SS 3. Set me an exam-standard question o