Use a calculator to give the real number value. Round the answer to 7 decimal places.
-$$\mathrm { y } = \cos ^ { - 1 } ( - 0.9397 )$$

Name: Use a calculator to give the real number value. Round the answer to 7 decimal places. -\[\mathrm { y } = \cos ^ { - 1 } ( - 0.9397 )\]
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Question

Quizplus · Accepted Answer

The correct answer is found by calculating the inverse cosine (or arccos) of -0.9397. Using a calculator and rounding to 7 decimal places, $\cos^{-1}(-0.9397) \approx 2.7925484$.

Use a Calculator to Give the Real Number Value y=cos⁡−1(−0.9397)\mathrm { y } = \cos ^ { - 1 } ( - 0.9397 )y=cos−1(−0.9397)

Use a Calculator to Give the Real Number Value $\mathrm { y } = \cos ^ { - 1 } ( - 0.9397 )$