aaronbrown50665 aaronbrown50665

07-11-2020
Mathematics

contestada

This question is designed to be answered with a calculator.

Which are the solutions to the equation cos x = 0.9 over the interval 0 ≤ x ≤ π?

0.451 only
0.622 only
0.451 and 2.691
0.622 and 2.520

Respuesta :

22ziroe 22ziroe

13-11-2020

Answer:

0.451

Step-by-step explanation:

When you do cos^-1 0.9 ~ .451

You can’t add pi because you have an interval.

Hope this helps :)

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