1,326 prompts matching "What the formula gives when the discriminant is negative"
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Final Revision: Showing that a given motion is simple harmonic
Act as my WAEC Further Mathematics coach in the last week before the paper. I am in SS 3.
Learn: Hooke's law, and what the modulus of elasticity means
You are my personal SS3 Further Mathematics tutor. Teach me Hooke's law, and what the modu
Quiz: The extension of a spring under a given load
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Spot my mistake: Treating the variance of a binomial distribution as its standard deviation
Act as my SS3 Further Mathematics tutor. Write a short answer on treating the variance of
Spot my mistake: Assuming the normal curve meets the horizontal axis at its points of inflexion
Act as my SS3 Further Mathematics tutor. Write a short answer on assuming the normal curve
Spot my mistake: Assuming multiplying a vector by a negative scalar leaves its magnitude negative
Act as my SS3 Further Mathematics tutor. Write a short answer on assuming multiplying a ve
Testing whether a relation is a function
I am in SS 3. Give me a Cambridge IGCSE Additional Mathematics style exam question on test
Showing that fg(x) is not the same as gf(x)
I am in SS 3. Quiz me with 5 short Additional Maths questions on demonstrating with a spec
Restricting the domain so an inverse exists
I am in SS 3. Teach me restricting the domain of a many-to-one function, such as f(x) = x^
Finding f(x) given a description of the function rule
I am in SS 3. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Check whether my exam layout would satisfy a Cambridge examiner
I am in SS 3. I will show you my working for one exam-style question covered so far. Tell
Give me a mixed revision pack blending logic and combinatorics
I am in SS 3. Give me a short mixed revision pack with one propositional logic question an
WAEC Prep: Raising a 2 by 2 matrix to the third power
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through raising a 2 by 2 m
Spot My Mistake: Orders that make a product possible one way round but not the other
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Spot My Mistake: Forming the determinant Dx by replacing the first column
Act as my SS3 Further Mathematics tutor. Work a question on forming the determinant Dx by
Explain Back: What a coefficient determinant of nought says about the system
I have just studied what a coefficient determinant of nought says about the system in my S
Spot My Mistake: Checking cofactors by expanding the determinant along a second row
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Spot My Mistake: Finding the adjoint of a 3 by 3 matrix
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Worked Example: The identity that A times its adjoint gives the determinant times the identity
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Spot My Mistake: Why the inverse must be applied on the correct side
Act as my SS3 Further Mathematics tutor. Work a question on why the inverse must be applie