1,334 prompts matching "Teach me finding the magnitude of a vector"
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Spot My Mistake: Reading a probability from the standard normal table
Act as my SS3 Further Mathematics tutor. Work a question on reading a probability from the
WAEC Prep: The probability that a normal variable lies below a given value
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Practice: Using the normal tables when the z-score is negative
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WAEC Prep: A question whose wording hides which distribution is meant
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Spot My Mistake: When the normal distribution may approximate the binomial
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Worked Example: The continuity correction when approximating a discrete distribution
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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: Showing a triangle is right-angled using the dot product
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through showing a triangle
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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WAEC Prep: The imaginary unit i, and why i squared is minus one
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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 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