1,312 prompts matching "Learn: Deriving the quadratic formula by completing the square"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Explain Back: Solving two simultaneous equations by multiplying by the inverse
I have just studied solving two simultaneous equations by multiplying by the inverse in my
Worked Example: Checking the solution of three equations by substitution
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on checki
WAEC Prep: The forces on a body suspended by a single string
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the forces on a bo
Learn: A space diagram and a force diagram drawn side by side
You are my personal SS3 Further Mathematics tutor. Teach me a space diagram and a force di
WAEC Prep: A lamp hanging from two wires, solved by Lami's theorem
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through a lamp hanging fro
Explain Back: The binomial probability formula
I have just studied the binomial probability formula in my SS3 Further Mathematics class.
WAEC Prep: The Poisson formula, and what lambda stands for
Act as my WAEC Further Mathematics coach. I am in SS 3. Set me an exam-standard question o
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
WAEC Prep: The probability that a normal variable exceeds the mean by more than one standard deviation
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the probability th
WAEC Prep: The magnitude of a vector after multiplication by a scalar
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the magnitude of a
WAEC Prep: The dot product used to find the work done by a force
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the dot product us
WAEC Prep: Why the square root of a negative number needs i
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through why the square roo
WAEC Prep: Writing the square root of minus nine in terms of i
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through writing the square
WAEC Prep: The imaginary unit i, and why i squared is minus one
Act as my WAEC Further Mathematics coach. I am in SS 3. Set me an exam-standard question o
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
Explain Back: Raising a complex number to a power by de Moivre's theorem
I have just studied raising a complex number to a power by de Moivre's theorem in my SS3 F
WAEC Prep: The square roots of a complex number
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the square roots o
WAEC Prep: Differentiating the square root of a function
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through differentiating th
Spot My Mistake: Classifying a stationary point by the second derivative
Act as my SS3 Further Mathematics tutor. Work a question on classifying a stationary point
Worked Example: Classifying a stationary point by the sign of the gradient either side
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on classi