912 prompts matching "Choosing the right form of the sum formula for r above or below 1"
WAEC Prep: Using the cosine ratio to find an angle
Act as my WAEC Mathematics coach. I am in SS 2. Take me through using the cosine ratio to
WAEC Prep: The cosine rule when the angle turns out obtuse
Act as my WAEC Mathematics coach. I am in SS 2. Take me through the cosine rule when the a
Explain back: The discriminant, and how many roots it predicts
I have just studied the discriminant, and how many roots it predicts in my SS2 Mathematics
WAEC Prep: Venn diagrams for probability
Act as my WAEC Maths exam coach. I am in SS 2. Give me an objective (multiple-choice) styl
Worked example: Finding an unknown area from the length ratio
Act as my SS2 Mathematics tutor. Take me through one full worked example on finding an unk
WAEC Prep: The shortest distance from a point to a line
Act as my WAEC Mathematics coach. I am in SS 2. Take me through the shortest distance from
WAEC Prep: Adding the indices to multiply, subtracting them to divide
Act as my WAEC Mathematics coach. I am in SS 2. Take me through adding the indices to mult
Worked example: Finding the radius from a chord and its distance
Act as my SS2 Mathematics tutor. Take me through one full worked example on finding the ra
Worked example: Multiplying through by the common denominator
Act as my SS2 Mathematics tutor. Take me through one full worked example on multiplying th
Explain back: Drawing a histogram when every class is the same width
I have just studied drawing a histogram when every class is the same width in my SS2 Mathe
Worked example: Finding the arc length from the angle and the radius
Act as my SS2 Mathematics tutor. Take me through one full worked example on finding the ar
Explain back: The distance from the origin to a line
I have just studied the distance from the origin to a line in my SS2 Mathematics class. Le
WAEC Prep: Constructing the perpendicular from a point to a line
Act as my WAEC Mathematics coach. I am in SS 2. Take me through constructing the perpendic
WAEC Prep: Why the sign reverses when dividing by a negative
Act as my WAEC Mathematics coach. I am in SS 2. Take me through why the sign reverses when
WAEC Prep: The two lines a reciprocal graph never touches
Act as my WAEC Mathematics coach. I am in SS 2. Take me through the two lines a reciprocal
Explain back: A curve that touches the axis and so has a repeated root
I have just studied a curve that touches the axis and so has a repeated root in my SS2 Mat
WAEC Prep: An inequality solved without reversing the sign, and what goes wrong
Act as my WAEC Mathematics coach. I am in SS 2. Take me through an inequality solved witho
WAEC Prep: Estimating the ninetieth percentile from a curve
Act as my WAEC Mathematics coach. I am in SS 2. Take me through estimating the ninetieth p
Worked example: Calculating class widths from the boundaries
Act as my SS2 Mathematics tutor. Take me through one full worked example on calculating cl
WAEC Prep: Cosine rule for a missing side
Act as my WAEC Maths exam coach. I am in SS 2. Give me an objective (multiple-choice) styl