1,331 prompts matching "Teach me dividing complex numbers by rationalising with the conjugate"
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WAEC Prep: Dividing a polynomial by a linear divisor by long division
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Quiz: The remainder theorem, and the remainder on dividing by x minus a
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WAEC past-question practice: complex numbers #4
I am in SS 3. Test me with a timed WAEC-style complex numbers question, give it to me cold
Final Revision: Losing solutions by dividing through by cos x
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Solving an equation formed by equating two algebraic fractions
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Give me an exam formula sheet for solving quadratics by factorisation
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Spot my mistake: dividing a polynomial by long division
I am in SS 3. I will show you my full long division working for dividing a polynomial by a
WAEC Prep: The product of a 2 by 2 matrix with the identity
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WAEC Prep: The determinant of a 3 by 3 matrix with two equal rows
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Spot My Mistake: Checking a Cramer's rule solution by substituting back
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WAEC Prep: The inverse of a 2 by 2 matrix with a fractional determinant
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WAEC Prep: The inverse of a 2 by 2 matrix as one over the determinant times the adjoint
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Practice: Why a 2 by 2 matrix with determinant nought cannot be inverted
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WAEC Prep: Simultaneous equations with fractional coefficients solved by matrix
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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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Worked Example: Squaring a complex number
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Practice: The sum of a complex number and its conjugate
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Practice: The addition of complex numbers shown on an Argand diagram
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Explain Back: The locus of a complex number at a fixed distance from a point
I have just studied the locus of a complex number at a fixed distance from a point in my S
Practice: Converting a complex number from polar form back to a plus bi
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