Evaluate the following line integral. modifyingbelow integral from nothing to nothing with upper c xy font size decreased by 5 ds; c is the portion of the unit circle bold r (s )equals left angle cosine s comma sine s right angle, for 0 less than or equals s less than or equals startfraction 7 pi over 6 endfraction

1/2

Step-by-step explanation:

Please see attachment .

step-by-step explanation:

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none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square