1,326 prompts matching "What the formula gives when the discriminant is nought"
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WAEC Prep: Why one component vanishes when the direction is chosen well
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through why one component
WAEC Prep: The standard normal distribution, with mean nought and variance one
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Spot My Mistake: When the normal distribution may approximate the binomial
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Worked Example: The continuity correction when approximating a discrete distribution
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Spot My Mistake: Deriving a multiple angle formula from de Moivre's theorem
Act as my SS3 Further Mathematics tutor. Work a question on deriving a multiple angle form
WAEC Prep: Why the limit is taken as h tends to nought
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through why the limit is t
WAEC Prep: A stationary point at which the second derivative is nought
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through a stationary point
Spot My Mistake: Finding the constant of integration from a given point
Act as my SS3 Further Mathematics tutor. Work a question on finding the constant of integr
Spot My Mistake: Finding the common ratio from two given terms
Act as my SS3 Further Mathematics tutor. Work a question on finding the common ratio from
WAEC Prep: The remainder when a polynomial is divided by a quadratic
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Teach me the normal distribution standardisation formula
I am in SS 3. Teach me how and why we standardise a normal random variable using z = (X -
Worked Example: Testing whether a binary operation is closed on a given set
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Common Mistakes: Symmetric functions when the three roots of a cubic are involved
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Spot My Mistake: The double angle formula for sine
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Worked Example: The midpoint formula applied to a given segment
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Spot My Mistake: The general form ax plus by plus c equals nought
Act as my SS3 Further Mathematics tutor. Work a question on the general form ax plus by pl
Common Mistakes: The relative displacement of two bodies after a given time
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Final Revision: The speed of a body when it reaches the foot of an incline
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Spot my mistake: Assuming AB and BA give the same matrix
Act as my SS3 Further Mathematics tutor. Write a short answer on assuming AB and BA give t
Spot my mistake: Leaving out the constant of integration when velocity is found from acceleration
Act as my SS3 Further Mathematics tutor. Write a short answer on leaving out the constant