39.65 is the approximate value of arccos0.77
Answer:
9/18
Step-by-step explanation:
Answer:

Step-by-step explanation:
<u>Step 1: Multiply</u>
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Answer: 
Answer:
106
Step-by-step explanation:
I am almost 100% sure that that is the correct answer, it's been a long time since I have worked with exponents lol.
Hope this helps and please feel free to comment, give feedback, ask questions, and correct me if I am wrong!
Have a great day!
:)
The student is not correct.
Absolute value means distance from zero
|-9| = 9
|4| = 4
Since 9 is greater than 4,
|-9| is greater than |4|
In other words, -9 is further from zero then 4