Range is all the values of y, in this case, y can be any number, so the range is all real numbers.
by pythagorean formula, the last side is √(61)
by cos rule
cos A

A = 39.81
Answer:

Step-by-step explanation:

Honestly I don’t really know but I do believe the answers to
Answer:
The answer is 0.9789 approximately equal to 0.9790
Step-by-step explanation:
See the attached files for the details, hope it is clearly understood.
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