Answer:
+√193 or -√193 = 13.892 or -13.892.
Step-by-step explanation:
d= √(-2-5)² + (-9-3)²
d= √(-7)² + (-12)²
d= √49 + 144
d= √193
d= +√193 or -√193 = 13.892 or -13.892.