1,334 prompts matching "Halving the coefficient of x and squaring it"
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Explain Back: Testing whether data are Poisson by comparing mean and variance
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WAEC Prep: The probability that a normal variable lies below a given value
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Learn: The probability that a normal variable lies between two values
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WAEC Prep: Writing a two-dimensional vector in i and j form
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WAEC Prep: Writing a three-dimensional vector in i, j and k form
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WAEC Prep: A unit vector, and what makes it a unit
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WAEC Prep: The distance between two points from their position vectors
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Explain Back: The dot product of two perpendicular vectors
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WAEC Prep: The resultant force on a particle given in i and j form
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WAEC Prep: Writing a force as a vector 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
Spot My Mistake: The equilibrium condition written in vector form
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WAEC Prep: The modulus and the argument taken together
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Practice: The argument of a complex number in the second or third quadrant
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WAEC Prep: The conjugate shown on an Argand diagram
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WAEC Prep: Plotting a complex number as a point on the Argand plane
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Explain Back: The locus of a complex number at a fixed distance from a point
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WAEC Prep: The polar form written as r cos theta plus i r sin theta
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WAEC Prep: De Moivre's theorem used with a negative index
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WAEC Prep: Why the limit is taken as h tends to nought
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