978 prompts matching "A quadratic inequality with no real critical values"
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WAEC Prep: When the matrix method is worth the work for three unknowns
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through when the matrix me
Spot My Mistake: Drawing the triangle of forces to scale to find an unknown force
Act as my SS3 Further Mathematics tutor. Work a question on drawing the triangle of forces
WAEC Prep: The three unknowns a rigid body problem usually carries
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Explain Back: Why the total moment about any point must be nought
I have just studied why the total moment about any point must be nought in my SS3 Further
Spot My Mistake: Why friction does not depend on the area of contact
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Spot My Mistake: The moment of a force whose line of action is not perpendicular
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WAEC Prep: Using concurrence to locate an unknown line of action
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through using concurrence
WAEC Prep: Why three non-parallel forces in equilibrium must be concurrent
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Spot My Mistake: Using concurrence to find the direction of an unknown third force
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WAEC Prep: A knot held in equilibrium by three strings
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through a knot held in equ
Spot My Mistake: Finding two unknown tensions from three forces in equilibrium
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Learn: Finding two unknown forces by Lami's theorem
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Spot My Mistake: When Lami's theorem may be used, and when it may not
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WAEC Prep: A random variable, and the values it may take
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WAEC Prep: The probabilities of nought, one and two successes read off an expansion
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WAEC Prep: The binomial expansion of a plus b all to the power n
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WAEC Prep: The four conditions a binomial situation must satisfy
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Explain Back: The binomial probability formula
I have just studied the binomial probability formula in my SS3 Further Mathematics class.
WAEC Prep: The mean of a binomial distribution as np
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Learn: The standard deviation of a binomial distribution
You are my personal SS3 Further Mathematics tutor. Teach me the standard deviation of a bi