1,334 prompts matching "Sum of the first n terms of an arithmetic series"
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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 dot product used to find the work done by a force
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WAEC Prep: The dot product worked out from components
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WAEC Prep: Writing a force as a vector in i and j form
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Spot My Mistake: The equilibrium condition written in vector form
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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: Converting a complex number from polar form into the form a plus bi using tables
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WAEC Prep: De Moivre's theorem used with a negative index
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WAEC Prep: A quadratic whose roots are 2 plus i and 2 minus i
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WAEC Prep: Solving a quadratic whose discriminant is negative
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WAEC Prep: Why the limit is taken as h tends to nought
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Explain Back: Differentiating one over x from first principles
I have just studied differentiating one over x from first principles in my SS3 Further Mat
Explain Back: Differentiating tan x
I have just studied differentiating tan x in my SS3 Further Mathematics class. Let me expl
WAEC Prep: The product rule applied to three factors
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WAEC Prep: The product rule for differentiation
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Worked Example: The quotient rule for differentiation
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WAEC Prep: The chain rule applied twice in one problem
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WAEC Prep: A stationary point at which the second derivative is nought
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