1,334 prompts matching "Use the remainder theorem on 2x^3 + x^2 - 5x + 2 divided by x + 2"
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Final Revision: Checking a symmetric-function answer by solving the equation outright
Act as my WAEC Further Mathematics coach in the last week before the paper. I am in SS 3.
Final Revision: The zeros of a polynomial and where its graph cuts the x-axis
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Spot My Mistake: The relations between roots and coefficients for a quartic
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Final Revision: Checking that the roots found satisfy the original equation
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Spot My Mistake: Showing the solution of an inequality on a number line
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Common Mistakes: The range of values of x for which an expression stays positive
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Final Revision: The region of the plane satisfying a set of linear inequalities
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Common Mistakes: Arrangements restricted at the first or the last place
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Final Revision: Counting the number plates or codes that can be formed under a rule
Act as my WAEC Further Mathematics coach in the last week before the paper. I am in SS 3.
Worked Example: The difference between a permutation and a combination
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WAEC Prep: Pascal's triangle and the combination numbers in it
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Worked Example: The identities for one plus tan squared and one plus cot squared
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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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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
Show All Working: Reading the solutions of a trigonometric equation off a graph
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Common Mistakes: Sketching two trigonometric curves on the same axes to find where they meet
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Final Revision: The graphs of y equals sec x, cosec x and cot x
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Practice: The equation of a line through a point with a given gradient
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