755 prompts matching "The probability that a committee contains a given person"
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Explain Back: Spotting the pattern in a sequence of squares or cubes
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Final Revision: Describing a sequence in words and then in symbols
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Worked Example: Finding the common difference of an arithmetic progression
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Quiz: The formula for the nth term of an arithmetic progression
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Quiz: The sum of the first fifty natural numbers
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Explain Back: Finding the first term from the sum and the common difference
I have just studied finding the first term from the sum and the common difference in my SS
Spot My Mistake: The sum of an arithmetic progression with a negative common difference
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WAEC Prep: A word problem about seats in the rows of a hall
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Worked Example: Finding the common ratio of a geometric progression
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Quiz: The formula for the nth term of a geometric progression
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Worked Example: Which form of the sum formula to use when r is less than one
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Explain Back: The sum of a geometric progression with a negative common ratio
I have just studied the sum of a geometric progression with a negative common ratio in my
Final Revision: Proving the sum formula for a geometric progression
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Worked Example: Adding or subtracting the same number on both sides
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Practice: Reversing the sign when multiplying by a negative number
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WAEC Prep: Showing the solution of a linear inequality on a number line
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Worked Example: The critical values of a quadratic inequality
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Quiz: Using a sketch of the parabola to read off the solution
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Explain Back: The solution when the quadratic expression is greater than nought
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Spot My Mistake: The solution when the quadratic expression is less than nought
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