1,321 prompts matching "A question asking for two coefficients to be equal"
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Worked Example: The difference between a permutation and a combination
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Practice: The compound angle formula for cosine of A minus B
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Explain Back: The compound angle formula for tan of A plus B
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Explain Back: The effect of b in y equals sin bx on the period
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Explain Back: The equation of the line through two given points
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Explain Back: Finding the reaction at each support of a loaded beam
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Practice: The triangle of velocities for a boat crossing a river
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Practice: A particle on a smooth table connected to a hanging particle
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Practice: The frictional force on a body on a rough incline
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Explain Back: The angle of friction, and the coefficient of friction
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Explain Back: The displacement written as x equals a sin omega t
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Spot my mistake: Assuming moments may only be taken about the pivot and never about another point
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Spot my mistake: Assuming multiplying a vector by a negative scalar leaves its magnitude negative
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Spot my mistake: Treating any vector with small components as a unit vector
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Spot my mistake: Applying the power rule to the integral of one over x
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Spot my mistake: Reporting an area computed below the x-axis as a negative distance travelled
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Factorising an expression with a common algebraic bracket factor
I am in SS 3. Teach me factorising an expression where the common factor is itself a brack
Multi-part function exam question
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WAEC-style past question on functions
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Show all working: full function exam question with three parts
I am in SS 3. Give me a Cambridge IGCSE Additional Mathematics style exam question on a fu