1,161 prompts matching "Checking a completed square by expanding it again"
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Spot My Mistake: The identity that n choose r equals n choose n minus r
Act as my SS3 Further Mathematics tutor. Work a question on the identity that n choose r e
WAEC Prep: Pascal's triangle and the combination numbers in it
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Final Revision: Combinations used with the addition and multiplication principles
Act as my WAEC Further Mathematics coach in the last week before the paper. I am in SS 3.
Show All Working: Solving a cos x plus b sin x equals c by the R method
Act as my WAEC Further Mathematics examiner. I am in SS 3. Set me a question on solving a
Quiz: The tangent curve and its asymptotes
Act as my SS3 Further Mathematics tutor and quiz me on the tangent curve and its asymptote
Practice: The equation of a line through a point with a given gradient
Act as my SS3 Further Mathematics tutor. Give me five practice questions on the equation o
Learn: The equation of a circle with its centre at the origin
You are my personal SS3 Further Mathematics tutor. Teach me the equation of a circle with
Worked Example: The equation of a circle with a given centre and radius
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on the eq
Spot My Mistake: The equation of the tangent to a circle at a point on it
Act as my SS3 Further Mathematics tutor. Work a question on the equation of the tangent to
Common Mistakes: The condition for a line to be a tangent to a circle
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Practice: The ellipse in standard form, and its two axes
Act as my SS3 Further Mathematics tutor. Give me five practice questions on the ellipse in
Explain Back: The eccentricity of an ellipse
I have just studied the eccentricity of an ellipse in my SS3 Further Mathematics class. Le
WAEC Prep: The hyperbola in standard form, and its asymptotes
Act as my WAEC Further Mathematics coach. I am in SS 3. Set me an exam-standard question o
Learn: The range, and why it is a weak measure of spread
You are my personal SS3 Further Mathematics tutor. Teach me the range, and why it is a wea
Learn: The moment of a force about a point, and its units
You are my personal SS3 Further Mathematics tutor. Teach me the moment of a force about a
Spot My Mistake: The point at which a loaded beam will tip about its support
Act as my SS3 Further Mathematics tutor. Work a question on the point at which a loaded be
WAEC Prep: A couple, and why its moment is the same about every point
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Show All Working: Replacing two parallel forces by a single resultant
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Common Mistakes: The centre of gravity of a uniform lamina
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Learn: The velocity of one body relative to another
You are my personal SS3 Further Mathematics tutor. Teach me the velocity of one body relat