787 prompts matching "Explaining why we rationalise denominators"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Learn: The Pythagorean identity, sin squared plus cos squared equals one
You are my personal SS3 Further Mathematics tutor. Teach me the Pythagorean identity, sin
Worked Example: The identities for one plus tan squared and one plus cot squared
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on the id
Quiz: The compound angle formula for sine of A plus B
Act as my SS3 Further Mathematics tutor and quiz me on the compound angle formula for sine
Spot My Mistake: The double angle formula for sine
Act as my SS3 Further Mathematics tutor. Work a question on the double angle formula for s
WAEC Prep: The three forms of the double angle formula for cosine
Act as my WAEC Further Mathematics coach. I am in SS 3. Set me an exam-standard question o
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: Proving an identity by working on one side only
Act as my WAEC Further Mathematics coach in the last week before the paper. I am in SS 3.
Worked Example: Solving cos x equals a negative value, and finding both solutions
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on solvin
Quiz: Solving tan x equals a given value, and the period of the tangent
Act as my SS3 Further Mathematics tutor and quiz me on solving tan x equals a given value,
Spot My Mistake: Solving an equation by first applying a Pythagorean identity
Act as my SS3 Further Mathematics tutor. Work a question on solving an equation by first a
WAEC Prep: Solving an equation by first applying a double angle formula
Act as my WAEC Further Mathematics coach. I am in SS 3. Set me an exam-standard question o
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
Final Revision: Losing solutions by dividing through by cos x
Act as my WAEC Further Mathematics coach in the last week before the paper. I am in SS 3.
Learn: The shape, period and range of the sine curve
You are my personal SS3 Further Mathematics tutor. Teach me the shape, period and range of
Worked Example: The shape, period and range of the cosine curve
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on the sh
Quiz: The tangent curve and its asymptotes
Act as my SS3 Further Mathematics tutor and quiz me on the tangent curve and its asymptote
Spot My Mistake: The effect of c in y equals sin x plus c
Act as my SS3 Further Mathematics tutor. Work a question on the effect of c in y equals si
WAEC Prep: A phase shift in y equals sin of x minus d
Act as my WAEC Further Mathematics coach. I am in SS 3. Set me an exam-standard question o
Show All Working: Reading the solutions of a trigonometric equation off a graph
Act as my WAEC Further Mathematics examiner. I am in SS 3. Set me a question on reading th
Final Revision: The graphs of y equals sec x, cosec x and cot x
Act as my WAEC Further Mathematics coach in the last week before the paper. I am in SS 3.