Answer:
Its B
Step-by-step explanation:
My classmate told me and I got it right
This problem has infinitly many solutions
The restriction of the given equation is
, other than 0≤x≤2π.
What is restriction of equation?
Restriction of the equation is the value of domain where the value is limited.
Given,

taking
common, we get

we know

we get,

and the restriction is 0≤x≤2π.
To know more restriction, visit:
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Step-by-step explanation:

Answer:
71 (or 7.... read explanation)
Step-by-step explanation:
If you mean | -71 | then it's 71.
If you mean | -7 | then it's 7
Absolute values turn negative numbers into positive numbers.