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The graph of $y = \arccos{x}$ is shown - AQA - A-Level Maths Pure - Question 1 - 2021 - Paper 3

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Question 1

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The graph of $y = \arccos{x}$ is shown. State the coordinates of the end point P. Circle your answer. Options: (-π, 1) (-1, π) (π/2, 1) (-1, π/2)

Worked Solution & Example Answer:The graph of $y = \arccos{x}$ is shown - AQA - A-Level Maths Pure - Question 1 - 2021 - Paper 3

Step 1

State the coordinates of the end point P

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Answer

The coordinates of the end point P on the graph of y=arccos⁡xy = \arccos{x} are given as (−1,π)(-1, \pi), where x=−1x = -1 corresponds to the maximum value of yy which is π\pi.

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