1,331 prompts matching "Converting an answer back out of index form"
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Spot My Mistake: Using concurrence to find the direction of an unknown third force
Act as my SS3 Further Mathematics tutor. Work a question on using concurrence to find the
Quiz: A rod resting against a wall, and the concurrence of its three forces
Act as my SS3 Further Mathematics tutor and quiz me on a rod resting against a wall, and t
Explain Back: A particle hanging from two strings set at different angles
I have just studied a particle hanging from two strings set at different angles in my SS3
Explain Back: A probability distribution table for a discrete random variable
I have just studied a probability distribution table for a discrete random variable in my
Explain Back: The binomial probability formula
I have just studied the binomial probability formula in my SS3 Further Mathematics class.
Explain Back: Finding n and p from a given mean and variance
I have just studied finding n and p from a given mean and variance in my SS3 Further Mathe
Quiz: The standard deviation of a Poisson distribution
Act as my SS3 Further Mathematics tutor and quiz me on the standard deviation of a Poisson
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
Spot My Mistake: The proportion of a normal distribution within one, two and three standard deviations
Act as my SS3 Further Mathematics tutor. Work a question on the proportion of a normal dis
Explain Back: Converting a value to a z-score
I have just studied converting a value to a z-score in my SS3 Further Mathematics class. L
Quiz: The direction of a vector as an angle with the x-axis
Act as my SS3 Further Mathematics tutor and quiz me on the direction of a vector as an ang
Explain Back: The dot product of two perpendicular vectors
I have just studied the dot product of two perpendicular vectors in my SS3 Further Mathema
Quiz: The product of a complex number and its conjugate
Act as my SS3 Further Mathematics tutor and quiz me on the product of a complex number and
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
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
Explain Back: Forming a quadratic equation with given complex roots
I have just studied forming a quadratic equation with given complex roots in my SS3 Furthe
Explain Back: Differentiating tan x
I have just studied differentiating tan x in my SS3 Further Mathematics class. Let me expl
WAEC Prep: Simplifying the answer after using the quotient rule
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through simplifying the an
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
WAEC Prep: Newton's first law, and what it says about equilibrium
Act as my WAEC Further Mathematics coach. I am in SS 3. Set me an exam-standard question o