1,312 prompts matching "Completing the square when the roots are not real"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Spot my mistake finding a vector cross product
I am in SS 3. I calculated the cross product of two 3D vectors but I'm not confident about
Show all working: complex numbers and quadratics combined
I am in SS 3. Give me a Cambridge Additional Mathematics style question that starts with a
Quiz: Testing a binary operation for commutativity
Act as my SS3 Further Mathematics tutor and quiz me on testing a binary operation for comm
Spot My Mistake: Squaring a bracket that contains a surd
Act as my SS3 Further Mathematics tutor. Work a question on squaring a bracket that contai
Quiz: Finding alpha cubed plus beta cubed
Act as my SS3 Further Mathematics tutor and quiz me on finding alpha cubed plus beta cubed
Quiz: Solving a quadratic inequality using a sign table
Act as my SS3 Further Mathematics tutor and quiz me on solving a quadratic inequality usin
Explain Back: Solving an inequality that involves a modulus
I have just studied solving an inequality that involves a modulus in my SS3 Further Mathem
Spot My Mistake: Arrangements in which two particular objects must be kept apart
Act as my SS3 Further Mathematics tutor. Work a question on arrangements in which two part
Quiz: Choosing a committee of r people from n
Act as my SS3 Further Mathematics tutor and quiz me on choosing a committee of r people fr
Explain Back: Choosing a committee with a stated number from each of two groups
I have just studied choosing a committee with a stated number from each of two groups in m
Explain Back: Solving a quadratic in sin x
I have just studied solving a quadratic in sin x in my SS3 Further Mathematics class. Let
Spot My Mistake: Solving an equation by first applying a Pythagorean identity
Act as my SS3 Further Mathematics tutor. Work a question on solving an equation by first a
Spot My Mistake: An aeroplane in a cross-wind, and its resultant track
Act as my SS3 Further Mathematics tutor. Work a question on an aeroplane in a cross-wind,
Explain Back: A particle on a rough table connected to a hanging particle
I have just studied a particle on a rough table connected to a hanging particle in my SS3
Explain Back: A car on a banked track
I have just studied a car on a banked track in my SS3 Further Mathematics class. Let me ex
Spot My Mistake: A particle hanging in equilibrium on an elastic string
Act as my SS3 Further Mathematics tutor. Work a question on a particle hanging in equilibr
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
Spot my mistake: Treating any vector with small components as a unit vector
Act as my SS3 Further Mathematics tutor. Write a short answer on treating any vector with
Spot my mistake: Using an equation of constant acceleration on a body whose acceleration is changing
Act as my SS3 Further Mathematics tutor. Write a short answer on using an equation of cons
Factorising an expression with a common algebraic bracket factor
I am in SS 3. Teach me factorising an expression where the common factor is itself a brack