755 prompts matching "IGCSE Additional Maths Y11: A trigonometric equation set in a modelling context"
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Worked Example: Finding the common difference of an arithmetic progression
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WAEC Prep: Finding how many terms an arithmetic progression has
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Show All Working: Deciding whether a number belongs to a given arithmetic progression
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WAEC Prep: A word problem about seats in the rows of a hall
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Show All Working: The sum of the terms lying between two given positions
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Common Mistakes: Proving the sum formula by pairing the terms
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Worked Example: Finding the common ratio of a geometric progression
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Show All Working: A geometric progression with a fractional common ratio
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Common Mistakes: Inserting a geometric mean between two numbers
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Show All Working: The sum to infinity of a geometric progression, and when it exists
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Common Mistakes: A bouncing ball problem, and the total distance travelled
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Worked Example: Adding or subtracting the same number on both sides
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WAEC Prep: Showing the solution of a linear inequality on a number line
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Common Mistakes: A double inequality such as 2 less than x less than 7
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Worked Example: The critical values of a quadratic inequality
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WAEC Prep: A quadratic inequality with no real critical values
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Common Mistakes: A quadratic inequality that has to be rearranged first
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WAEC Prep: Shading the region defined by a linear inequality
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Show All Working: The region satisfying two linear inequalities together
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Zero index rule
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