1,306 prompts matching "Changing the subject when the variable appears twice"
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Spot my mistake: Reading a strong correlation between two variables as proof that one causes the other
Act as my SS3 Further Mathematics tutor. Write a short answer on reading a strong correlat
Finding the making x the subject of a fractional function
You are my SS3 Further Mathematics tutor. Teach me making x the subject of a fractional fu
Learn: Why two matrices can be added only when their orders match
You are my personal SS3 Further Mathematics tutor. Teach me why two matrices can be added only when their orders match, working in clear steps and saying what the notation means as you use it. Check I have followed each step before moving on, and finish with one short question for me to try.
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Explain Back: Keeping track of the nine entries when multiplying 3 by 3 matrices
I have just studied keeping track of the nine entries when multiplying 3 by 3 matrices in
Explain Back: The order of the answer when two matrices are multiplied
I have just studied the order of the answer when two matrices are multiplied in my SS3 Fur
WAEC Prep: What Cramer's rule gives when the system is inconsistent
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through what Cramer's rule
Learn: Swapping and negating the entries when inverting a 2 by 2 matrix
You are my personal SS3 Further Mathematics tutor. Teach me swapping and negating the entr
WAEC Prep: When the matrix method is worth the work for three unknowns
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through when the matrix me
WAEC Prep: Why one component vanishes when the direction is chosen well
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Learn: The algebraic sum of moments when the senses differ
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Spot My Mistake: When Lami's theorem may be used, and when it may not
Act as my SS3 Further Mathematics tutor. Work a question on when Lami's theorem may be use
WAEC Prep: The variance of a discrete random variable
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the variance of a
WAEC Prep: A random variable, and the values it may take
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Learn: The expectation of a discrete random variable
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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 probability that a normal variable lies below a given value
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Learn: The probability that a normal variable lies between two values
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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
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Worked Example: The continuity correction when approximating a discrete distribution
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