893 prompts matching "Estimating an answer by rounding first"
IGCSE-style teach me: When a scatter diagram is the right display to use
I am a Year 11 pupil. Explain when a scatter diagram is the right display to use in the st
IGCSE-style teach me: Why correlation does not prove cause
I am a Year 11 pupil. Explain why correlation does not prove cause in the style of a Cambr
IGCSE-style teach me: Judging whether a drawn line of best fit is reasonable
I am a Year 11 pupil. Explain judging whether a drawn line of best fit is reasonable in th
IGCSE-style teach me: How far to trust a prediction when correlation is weak
I am a Year 11 pupil. Explain how far to trust a prediction when correlation is weak in th
IGCSE-style teach me: The domain of a composite function
I am a Year 11 pupil. Explain the domain of a composite function in the style of a Cambrid
IGCSE-style teach me: Differentiating a sum of simple terms
I am a Year 11 pupil. Explain differentiating a sum of simple terms in the style of a Camb
IGCSE-style teach me: Finding the y coordinate of a turning point
I am a Year 11 pupil. Explain finding the y coordinate of a turning point in the style of
IGCSE-style teach me: Using the gradient either side to decide which it is
I am a Year 11 pupil. Explain using the gradient either side to decide which it is in the
Non-calculator paper: Finding the lowest common denominator of two algebraic fractions
I am a Year 11 pupil. Give me a Cambridge IGCSE non-calculator question on finding the low
Calculator paper: Rationalising a denominator of the form a plus root b
I am a Year 11 pupil. Set me a Cambridge IGCSE calculator-paper question on rationalising
Non-calculator paper: Expected frequency over a number of trials
I am a Year 11 pupil. Give me a Cambridge IGCSE non-calculator question on expected freque
WAEC prep: Factorising a quadratic whose coefficient of x squared is one
Act as my WAEC Mathematics coach. I am in SS 2. Take me through factorising a quadratic wh
WAEC prep: Substituting into the quadratic formula without slips
Act as my WAEC Mathematics coach. I am in SS 2. Take me through substituting into the quad
WAEC prep: Substitution when one equation is already solved for a variable
Act as my WAEC Mathematics coach. I am in SS 2. Take me through substitution when one equa
WAEC Prep: Making cos A the subject of the cosine rule
Act as my WAEC Mathematics coach. I am in SS 2. Take me through making cos A the subject o
WAEC Prep: Completing the square when the leading coefficient is one
Act as my WAEC Mathematics coach. I am in SS 2. Take me through completing the square when
WAEC prep: Finding the area of a circle when the radius is a decimal
Act as my WAEC Mathematics coach. I am in SS 2. Take me through finding the area of a circ
WAEC prep: The upper class boundaries used in a cumulative table
Act as my WAEC Mathematics coach. I am in SS 2. Take me through the upper class boundaries
WAEC Prep: Why a number to the power nought is one
Act as my WAEC Mathematics coach. I am in SS 2. Take me through why a number to the power
WAEC prep: The volume of a sphere from its diameter
Act as my WAEC Mathematics coach. I am in SS 2. Take me through the volume of a sphere fro