Find the sum.
+ 
A.
B.
C. -
D. -
Answer: D
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Provide an appropriate response.Find the period of the function y = 5 cos .
A. -90° B. 2 C. 180° D. 5
For the given complex number, determine the complex conjugate in trigonometric form.2 (cos (-40°) + i sin (-40°))
A. (cos (-40°) + i sin (-40°))
B. (cos (-40°) + i sin (40°))
C. 2 (cos (40°) + i sin (-40°))
D. 2 (cos (-40°) + i sin (40°))
Find the absolute maximum value and the absolute minimum value, if any, of the given function.
?
?
A. Absolute maximum value: ; absolute minimum value: none
B. Absolute maximum value: ; absolute minimum value: none
C. Absolute maximum value: none; absolute minimum value:
D. No absolute extrema
Use the comparison test to determine whether the series is convergent or divergent.
?
What will be an ideal response?