1,320 prompts matching "Spot my mistake checking a logarithmic solution against the domain"
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Spot My Mistake: Drawing a vector as a directed line segment
Act as my SS3 Further Mathematics tutor. Work a question on drawing a vector as a directed
Spot My Mistake: Partial fractions with an irreducible quadratic factor
Act as my SS3 Further Mathematics tutor. Work a question on partial fractions with an irre
Spot my mistake in a determinant expansion
I am in SS 3. I expanded a 3x3 determinant along the first row but I think I mixed up a si
Spot my mistake in finding a matrix inverse
I found the inverse of a 2x2 matrix but I think I mixed up the sign or swapped the wrong d
Spot my mistake in a binomial probability question
I am in SS 3. I calculated P(X=3) for a binomial distribution but I think I used the wrong
Spot my mistake in standardising a normal variable
I am in SS 3. I tried to convert a normal distribution value to a z-score but I'm not conf
Spot my mistake taking moments about a pivot
I am in SS 3. I calculated the moment of a force about a pivot but I think I used the wron
Spot my mistake finding a vector magnitude
I am in SS 3. I calculated the magnitude of a 3D vector but I'm not confident I squared an
Spot my mistake in a projectile motion question
I am in SS 3. I split an initial velocity into horizontal and vertical components for a pr
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
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
Spot My Mistake: Forming an equation whose roots are alpha squared and beta squared
Act as my SS3 Further Mathematics tutor. Work a question on forming an equation whose root
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
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,
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: Assuming a quadratic with a negative discriminant has no roots at all
Act as my SS3 Further Mathematics tutor. Write a short answer on assuming a quadratic 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