1,332 prompts matching "Using a symmetric function to find an unknown coefficient"
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Show All Working: Expressing a number in the form a root b
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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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Explain Back: Forming a cubic equation whose three roots are given
I have just studied forming a cubic equation whose three roots are given in my SS3 Further
Show All Working: Three roots in arithmetic progression in a cubic
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Common Mistakes: Three roots in geometric progression in a cubic
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WAEC Prep: Writing a solution set in interval notation
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WAEC Prep: Circular permutations of n objects round a table
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Explain Back: Choosing a committee with a stated number from each of two groups
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Common Mistakes: Selections in which at least one of a kind must appear
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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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Explain Back: Solving a quadratic in sin x
I have just studied solving a quadratic in sin x in my SS3 Further Mathematics class. Let
Show All Working: Solving a cos x plus b sin x equals c by the R method
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Common Mistakes: Giving the general solution of a trigonometric equation
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Explain Back: The effect of b in y equals sin bx on the period
I have just studied the effect of b in y equals sin bx on the period in my SS3 Further Mat
WAEC Prep: A phase shift in y equals sin of x minus d
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Show All Working: Reading the solutions of a trigonometric equation off a graph
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Explain Back: The equation of the line through two given points
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WAEC Prep: Proving two given lines parallel from their gradients
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Show All Working: Proving two given lines perpendicular from their gradients
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