1,458 prompts matching "Dropping the negative sign when reversing a vector"
Spot my mistake: Deriving the zero index from the division law
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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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WAEC pitfalls: Quoting a special angle ratio as a decimal when an exact value is asked for
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Quiz me: The shape of the tangent curve and its asymptotes
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Spot my mistake: The angle of depression and its relation to elevation
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Spot my mistake: The law for the logarithm of a quotient
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Quiz me: The members common to two sets
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Quiz me: The negation of a statement
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Practice set: Conjunction, and when it is true
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Quiz me: The truth table for negation
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Quiz me: Making a letter the subject by one inverse operation
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Spot my mistake: Finding the constant from one pair of values
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Practice set: Factorising when that coefficient is not one
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Quiz me: Writing a quadratic in the form (x + a) squared plus b
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Spot my mistake: Deriving the quadratic formula
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Spot my mistake: Whether a parabola has a maximum or a minimum
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Quiz me: Finding an arc length from the angle and radius
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Spot my mistake: The arc length left out of a sector's perimeter
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Quiz me: Finding a sector area from the angle and radius
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