1,332 prompts matching "Explain standard deviation back to me"
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Common Mistakes: A binary operation defined by arithmetic modulo n
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Common Mistakes: Symmetric functions when the three roots of a cubic are involved
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Show All Working: Three roots in arithmetic progression in a cubic
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Common Mistakes: Three roots in geometric progression in a cubic
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Show All Working: Arrangements of the letters of a given word
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Common Mistakes: Arrangements restricted at the first or the last place
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Show All Working: Solving a cos x plus b sin x equals c by the R method
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Common Mistakes: Giving the general solution of a trigonometric equation
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Show All Working: Reading the solutions of a trigonometric equation off a graph
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Show All Working: The time at which two bodies are nearest one another
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Common Mistakes: The relative displacement of two bodies after a given time
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Common Mistakes: What becomes of the tension when the string goes slack
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Mapping diagrams and function types
I am in SS 3. I'm going to explain how a mapping diagram represents a function, and identi
Worked example: seat 4 boys and 3 girls alternately in a row
I am in SS 3. Show me a full worked example finding the number of ways to seat 4 boys and
Structured question: trig equation with a coefficient inside the angle
I am in SS 3. Give me a structured trigonometric equation question where the angle inside
WAEC Prep: The commutative law for matrix addition
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Worked Example: Adding two 3 by 3 matrices
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WAEC Prep: Subtracting a matrix from itself
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WAEC Prep: The product of a 2 by 2 matrix with the identity
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WAEC Prep: Multiplying a 3 by 3 matrix by the identity matrix
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through multiplying a 3 by