1,305 prompts matching "Solving a surd equation that gives an extraneous root"
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Explain Back: Showing that AB and BA are usually different for 2 by 2 matrices
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Quiz: Solving AX equals B and XA equals B by different routes
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Explain Back: The rule that the transpose of a product reverses the order
I have just studied the rule that the transpose of a product reverses the order in my SS3
Quiz: Finding an unknown entry from a stated matrix equation
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WAEC Prep: Setting out the coefficient determinant for two simultaneous equations
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WAEC Prep: Setting out Cramer's rule for three simultaneous equations
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Quiz: Arranging the equations in standard form before applying Cramer's rule
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WAEC Prep: Simultaneous equations with fractional coefficients solved by matrix
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WAEC Prep: Writing two simultaneous equations as a single matrix equation
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WAEC Prep: Writing three simultaneous equations as a single matrix equation
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Spot My Mistake: The greatest and the least resultant of two given forces
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WAEC Prep: Resolving a force into horizontal and vertical components
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Explain Back: Finding n and p from a given mean and variance
I have just studied finding n and p from a given mean and variance in my SS3 Further Mathe
WAEC Prep: The z-score of a value that lies below the mean
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WAEC Prep: The probability that a normal variable exceeds the mean by more than one standard deviation
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WAEC Prep: Finding the mean or the standard deviation from a given probability
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Practice: The components of a vector given its magnitude and direction
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WAEC Prep: Converting the vector equation of a line into Cartesian form
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WAEC Prep: The resultant force on a particle given in i and j form
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Explain Back: The resultant of forces given as vectors
I have just studied the resultant of forces given as vectors in my SS3 Further Mathematics