1,333 prompts matching "Explain combinatorial probability back to me"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Show All Working: Arrangements of the letters of a given word
Act as my WAEC Further Mathematics examiner. I am in SS 3. Set me a question on arrangemen
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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WAEC Prep: The standard deviation of grouped data using an assumed mean
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WAEC Prep: A couple, and why its moment is the same about every point
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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
Worked Example: Adding two 3 by 3 matrices
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Worked Example: The associative law for the product of three matrices
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Worked Example: A singular matrix, and why it has no inverse
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Worked Example: Evaluating a 3 by 3 determinant by the rule of Sarrus
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Worked Example: Forming the determinant Dy by replacing the second column
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Worked Example: Checking the solution of three equations by substitution
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Worked Example: The units of mass, and the SI unit
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