Find the domain of r(t) and the value of r(to). NOTE: Round your answer to two decimal places when needed. r(t) = cos(rt)i – In(t)j+ vt – 10k; to = 11 Domain is: Choose one NOTE: Enter your answer in terms of i, j, and k. 그(11) = Domain is: Choose one Choose one NOTE: Enter ms r(11) = [, )

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A: I am attaching image so that you understand each and every step.

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A: u=i+j+kv=2i+j-ku×v=ijk11121-1u×v=i(-1-1)-j(-1-2)+k(1-2)u×v=-i-3j-ku×v=-i-3j-k

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