755 prompts matching "A pair that gives no real solution at all"
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Final Revision: A savings problem modelled by an arithmetic progression
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Common Mistakes: Inserting a geometric mean between two numbers
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Learn: The formula for the sum of the first n terms of a geometric progression
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Final Revision: Proving the sum formula for a geometric progression
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Common Mistakes: A double inequality such as 2 less than x less than 7
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WAEC Prep: Shading the region defined by a linear inequality
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Simplifying a surd expression before squaring
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Equal sets versus equivalent sets
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Distributive law for sets
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Sum of the first n terms of an arithmetic series
I am in SS 1. I attempted an Additional Maths question on using the formula Sn = n/2 (2a +
Quiz: Reducing two surds to the same root in order to compare them
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Spot My Mistake: Why root 8 and root 2 turn out to be similar
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Worked Example: Testing the even numbers for closure under addition
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Quiz: Testing the odd numbers for closure under addition
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Spot My Mistake: Testing (a*b)*c against a*(b*c)
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Worked Example: Testing whether star distributes over plus
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Quiz: Left distributivity and right distributivity
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Worked Example: Finding the identity element from a rule such as a*b = a + b - 3
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Worked Example: The law for multiplying powers of the same base
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Quiz: The law for dividing powers of the same base
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