Determine the magnitude and the ordered pair that represents the vector from (18,3) to (-4,16).

Subtract the starting point (18, 3) from the ending point (−4, 16): (−4 − 18, 16 − 3) = (−22, 13). The magnitude is √((−22)² + 13²) = √653 ≈ 25.6, so the correct choice is (−22, 13); magnitude = 25.6.

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