1,332 prompts matching "Writing a quadratic solution set in interval form"
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WAEC Prep: Multiplying two complex numbers in polar form
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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: 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: The greatest and least values of a function in a closed interval
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WAEC Prep: The remainder when a polynomial is divided by a quadratic
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Show All Working: Expressing a number in the form a root b
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WAEC Prep: Forming an equation whose roots are each two more than the original
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Show All Working: Solving a quadratic by completing the square
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Common Mistakes: Proving that a quadratic expression is positive for every real x
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WAEC Prep: Forming an equation whose roots are alpha over beta and beta over alpha
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WAEC Prep: Sketching a cubic from its factorised form
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Worked Example: Solving a quadratic inequality by sketching the parabola
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WAEC Prep: The three forms of the double angle formula for cosine
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Show All Working: The half angle formulae and the t-substitution
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Common Mistakes: Expressing a cos x plus b sin x in the form R cos of x minus alpha
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Worked Example: Solving cos x equals a negative value, and finding both solutions
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WAEC Prep: Solving an equation by first applying a double angle formula
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Common Mistakes: Giving the general solution of a trigonometric equation
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Show All Working: Reading the solutions of a trigonometric equation off a graph
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