Quadratic and cubic graphs (OCR GCSE Maths): Flashcards
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14 cards from this deck
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Practise the cards
14 cards from this deck
What does a curve equation represent
What does a curve equation represent
Relationship between and coordinates on the curve
How to test if point is on curve
How to test if point is on curve
Substitute into equation; if true, point is on curve
Points needed to draw curve
Points needed to draw curve
points
How to join plotted points
How to join plotted points
Smooth curve, no sharp bits
Easiest -value to plot
Easiest -value to plot
Order of operations acronym
Order of operations acronym
BODMAS
Squaring a negative gives
Squaring a negative gives
Positive
Calculator tip for negative numbers
Calculator tip for negative numbers
Put in brackets
How to verify calculator work
How to verify calculator work
Do each calculation twice
Rearrange equation to solve graphically
Rearrange equation to solve graphically
Letters left, number/zero right
Where are solutions on graph
Where are solutions on graph
-coords where horizontal line crosses curve
When equation = 0, find what
When equation = 0, find what
Where curve crosses -axis
Multiplying two negatives gives
Multiplying two negatives gives
Positive
Common mistake when plotting
Common mistake when plotting
Errors with negative numbers