1,332 prompts matching "Explain substitution method back to me"
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WAEC Further Mathematics command words explained
I am in SS 3. Explain what WAEC command words like 'evaluate', 'hence', 'show that' and 'd
Worked example: finding the matrix of cofactors and the adjugate
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Worked example: finding the argument in the correct quadrant
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Spot my mistake finding a vector cross product
I am in SS 3. I calculated the cross product of two 3D vectors but I'm not confident about
Final Revision: The power set, and how many subsets a set of n elements has
Act as my WAEC Further Mathematics coach in the last week before the paper. I am in SS 3.
Worked Example: The discriminant, and what each of its three cases means
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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.
Show All Working: Solving a cubic equation by factorisation
Act as my WAEC Further Mathematics examiner. I am in SS 3. Set me a question on solving a
Worked Example: The sum of the products of the roots of a cubic taken two at a time
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Worked Example: The number of arrangements of n different objects in a row
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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.
Show All Working: The half angle formulae and the t-substitution
Act as my WAEC Further Mathematics examiner. I am in SS 3. Set me a question on the half a
Final Revision: The perpendicular distance from a point to a line
Act as my WAEC Further Mathematics coach in the last week before the paper. I am in SS 3.
Worked Example: The parametric form of a point on a parabola
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Show All Working: The effect on the standard deviation of adding a constant to every value
Act as my WAEC Further Mathematics examiner. I am in SS 3. Set me a question on the effect
Worked Example: The sign convention for clockwise and anticlockwise moments
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Final Revision: A ladder leaning against a wall, and the moments acting on it
Act as my WAEC Further Mathematics coach in the last week before the paper. I am in SS 3.
Worked Example: Relative velocity when two bodies move along the same line
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Show All Working: The angle at which a body just begins to slide
Act as my WAEC Further Mathematics examiner. I am in SS 3. Set me a question on the angle
Show All Working: A body in a vertical circle, and the tension at the top
Act as my WAEC Further Mathematics examiner. I am in SS 3. Set me a question on a body in