Set up, but do not evaluate, the integral that represents the length of the curve given by x = t + cos (t), y = t -sin (t) over the interval 0 ≤ t ≤ 2π.

-50/3 is the final answer! : )

answer: .64

step-by-step explanation

set up the formula for standard deviation for this set of numbers, then simplify

i'm assuming that it's c.)   volcanoes built the mountains and earthquakes tore them down.

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