1,320 prompts matching "Explaining why a^1/n means the nth root of a"
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WAEC Prep: Why the mean and the variance of a Poisson distribution are equal
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WAEC Prep: Why the square root of a negative number needs i
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WAEC Prep: The n nth roots of a complex number
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Learn: The cube roots of unity
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Practice: Why complex roots of a real quadratic come in conjugate pairs
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Learn: The sum and the product of the roots read from the coefficients
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Worked Example: The discriminant, and what each of its three cases means
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Learn: The sum of the roots of a cubic read from its coefficients
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Worked Example: The sum of the products of the roots of a cubic taken two at a time
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Learn: The range, and why it is a weak measure of spread
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Explain Back: Why the order of the letters matters in a matrix product
I have just studied why the order of the letters matters in a matrix product in my SS3 Fur
WAEC Prep: Why the cofactor signs alternate
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Spot My Mistake: Why friction does not depend on the area of contact
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Explain Back: The units of a moment, and why they are newton metres
I have just studied the units of a moment, and why they are newton metres in my SS3 Furthe
WAEC Prep: Comparing the mean with the variance of a binomial distribution
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WAEC Prep: The mean of a binomial distribution as np
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WAEC Prep: Using the mean of a Poisson distribution to find a probability
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Learn: The mean, median and mode of a normal distribution
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WAEC Prep: The z-score of a value that lies below the mean
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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