1,478 prompts matching "IGCSE practice: Finding a missing angle using the semicircle property"
Worked example: Deriving the negative index from the division law
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Word problem: The fractional index and the root it stands for
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WAEC pitfalls: Applying a law to bases that are not the same
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WAEC pitfalls: Equating indices when the bases have not been matched
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Quiz me: The sine, cosine and tangent ratios
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Quiz me: The exact ratios for 45 degrees
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Explain back: The unit circle and how it defines the ratios
I have just studied the unit circle and how it defines the ratios in my SS1 Mathematics cl
Spot my mistake: The sign of each ratio in the four quadrants
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Quiz me: The shape of the tangent curve and its asymptotes
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Word problem: A depression problem where the observer's height is given
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Explain back: The law for the logarithm of a product
I have just studied the law for the logarithm of a product in my SS1 Mathematics class. Le
Spot my mistake: The law for the logarithm of a quotient
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WAEC pitfalls: Treating the logarithm of a sum as the sum of logarithms
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Worked example: The shape of a logarithmic graph
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WAEC pitfalls: A negative characteristic written the wrong way
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Worked example: Bringing a negative number into the right residue class
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Word problem: The cycle length of a modulus
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WAEC pitfalls: Reducing to a residue outside the permitted range
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Nigerian scenario: Market days and the days of the week as modular cycles
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Worked example: The number of elements in a set
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