Question

Which of the following expressions represents the distance between -3.9, and -4.7?

Answer 1

Answer:

$d = \sqrt{(x2 - x1) {}^{2} + (y2 - y1) {}^{2} }$

Step-by-step explanation:

$d = \sqrt{( - 4 + 3) {}^{2} + (7 - 9) {}^{2} }$

$d = \sqrt{(1 + 4)} = \sqrt{5}$