1,312 prompts matching "Completing the square when the roots are not real"
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Spot My Mistake: Orders that make a product possible one way round but not the other
Act as my SS3 Further Mathematics tutor. Work a question on orders that make a product pos
WAEC Prep: Evaluating A squared minus 2A
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through evaluating A squar
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
Spot My Mistake: The moment of a force whose line of action is not perpendicular
Act as my SS3 Further Mathematics tutor. Work a question on the moment of a force whose li
Explain Back: The units of a moment, and why they are newton metres
I have just studied the units of a moment, and why they are newton metres in my SS3 Furthe
Explain Back: Testing whether data are Poisson by comparing mean and variance
I have just studied testing whether data are Poisson by comparing mean and variance in my
Quiz: The area under the normal curve, and what it represents
Act as my SS3 Further Mathematics tutor and quiz me on the area under the normal curve, an
Learn: Subtracting one vector from another
You are my personal SS3 Further Mathematics tutor. Teach me subtracting one vector from an
Quiz: Subtracting one complex number from another
Act as my SS3 Further Mathematics tutor and quiz me on subtracting one complex number from
Spot My Mistake: Dividing one complex number by another using the conjugate
Act as my SS3 Further Mathematics tutor. Work a question on dividing one complex number by
Quiz: The roots of a complex number shown on an Argand diagram
Act as my SS3 Further Mathematics tutor and quiz me on the roots of a complex number shown
WAEC Prep: A quadratic whose roots are 2 plus i and 2 minus i
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through a quadratic whose
Practice: Why complex roots of a real quadratic come in conjugate pairs
Act as my SS3 Further Mathematics tutor. Give me five practice questions on why complex ro
Practice: Differentiating x squared from first principles
Act as my SS3 Further Mathematics tutor. Give me five practice questions on differentiatin
Learn: An area lying below the x-axis, and its sign
You are my personal SS3 Further Mathematics tutor. Teach me an area lying below the x-axis
Learn: The union of two sets written in set-builder notation
You are my personal SS3 Further Mathematics tutor. Teach me the union of two sets written
Explain Back: Rationalising a denominator of the form a plus root b using the conjugate
I have just studied rationalising a denominator of the form a plus root b using the conjug
WAEC Prep: Forming an equation whose roots are alpha over beta and beta over alpha
Act as my WAEC Further Mathematics coach. I am in SS 3. Set me an exam-standard question o
Quiz: The product of the roots of a cubic
Act as my SS3 Further Mathematics tutor and quiz me on the product of the roots of a cubic
Spot My Mistake: The relations between roots and coefficients for a quartic
Act as my SS3 Further Mathematics tutor. Work a question on the relations between roots an