document.write( "Question 1207255: Let 𝐶: 𝑧(𝑡) = 4 + 3𝑖𝑡 , 0 ≤ 𝑡 ≤ 3. What is the length of 𝐶? \n" ); document.write( "

Algebra.Com's Answer #845029 by ikleyn(52788) $\"\"$ $\"About$

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document.write( "C(t) does represent a segment in a complex plane, which starts at the point (4,0) and ends at the point (4,9i).\r\n" );
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document.write( "It is a vertical segment, and its length is the increment of y-coordinate, which is 9 units.\r\n" );
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document.write( "ANSWER.  The length of C(t) is 9 units.\r\n" );
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