1,320 prompts matching "Explaining why a^1/n means the nth root of a"
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WAEC Prep: Finding the angle between two vectors from their dot product
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Practice: Deciding whether a point lies on a given line
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WAEC Prep: The resultant force on a particle given in i and j form
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Spot My Mistake: The equilibrium condition written in vector form
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Quiz: Subtracting one complex number from another
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Spot My Mistake: Dividing one complex number by another using the conjugate
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WAEC Prep: The argument measured in radians
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WAEC Prep: The modulus and the argument taken together
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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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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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Explain Back: Raising a complex number to a power by de Moivre's theorem
I have just studied raising a complex number to a power by de Moivre's theorem in my SS3 F
Spot My Mistake: Deriving a multiple angle formula from de Moivre's theorem
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WAEC Prep: The product rule applied to three factors
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WAEC Prep: Simplifying the answer after using the quotient rule
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WAEC Prep: The product 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
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through a stationary point