This grid shows a horizontal line going through the point A - OCR - GCSE Maths - Question 4 - 2018 - Paper 1
Question 4
This grid shows a horizontal line going through the point A.
(a) (i) Write down the coordinates of point A.
(ii) Plot the point (−2, 3).
(b) Write down the equat... show full transcript
Worked Solution & Example Answer:This grid shows a horizontal line going through the point A - OCR - GCSE Maths - Question 4 - 2018 - Paper 1
Step 1
(i) Write down the coordinates of point A.
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Answer
The coordinates of point A can be observed from the grid. The point A is located at (4, 3). Thus, the coordinates are:
Answer: (4, 3)
Step 2
(ii) Plot the point (−2, 3).
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Answer
To plot the point (−2, 3) on the grid, move 2 units to the left along the x-axis and 3 units up along the y-axis. Mark the point at the intersection:
Answer: Point (−2, 3) plotted.
Step 3
Write down the equation of the horizontal line going through point A.
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Answer
A horizontal line passing through point A at (4, 3) maintains a constant y-value. Thus, the equation can be expressed as: