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![](https://prealliance-textbook-qa.oneclass.com/qa_images/homework_help/question/qa_images/24/2494615.jpeg)
Which one of the following diagrams could best be used to find the exact value of cos(sin^-1(- squareroot 7/18))? Show transcribed image text
![](https://prealliance-textbook-qa.oneclass.com/qa_images/homework_help/question/qa_images/24/2494615.jpeg)
Which one of the following diagrams could best be used to find the exact value of cos(sin^-1(- squareroot 7/18))?
Show transcribed image text Nestor RutherfordLv2
22 Jan 2019