1,334 prompts matching "find the coefficient of x^4 in the expansion of (1+3x)^7"
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Spot My Mistake: Why the probabilities in a distribution must sum to one
Act as my SS3 Further Mathematics tutor. Work a question on why the probabilities in a dis
WAEC Prep: Expanding p plus q, all to the power n, as a probability model
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through expanding p plus q
WAEC Prep: The four conditions a binomial situation must satisfy
Act as my WAEC Further Mathematics coach. I am in SS 3. Set me an exam-standard question o
Explain Back: The binomial probability formula
I have just studied the binomial probability formula in my SS3 Further Mathematics class.
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: Reading a probability from the standard normal table
Act as my SS3 Further Mathematics tutor. Work a question on reading a probability from the
Practice: Using the normal tables when the z-score is negative
Act as my SS3 Further Mathematics tutor. Give me five practice questions on using the norm
Spot My Mistake: When the normal distribution may approximate the binomial
Act as my SS3 Further Mathematics tutor. Work a question on when the normal distribution m
Worked Example: The continuity correction when approximating a discrete distribution
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on the co
Worked Example: The distance between two points in three dimensions
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on the di
WAEC Prep: The distance between two points from their position vectors
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the distance betwe
Learn: Subtracting one vector from another
You are my personal SS3 Further Mathematics tutor. Teach me subtracting one vector from an
WAEC Prep: Showing a triangle is right-angled using the dot product
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through showing a triangle
Practice: Deciding whether a point lies on a given line
Act as my SS3 Further Mathematics tutor. Give me five practice questions on deciding wheth
WAEC Prep: The resultant force on a particle given in i and j form
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the resultant forc
Spot My Mistake: The equilibrium condition written in vector form
Act as my SS3 Further Mathematics tutor. Work a question on the equilibrium condition writ
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
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
WAEC Prep: The argument measured in radians
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the argument measu