Question

I need MATH HELP!! I cant understand!

Answer 1

Explanation:

X( -9 , 2) & Y(5 , -4)

`distance = \sqrt{(x_(2)-x_(1))^(2)+(y_(2)-y_(1))^(2)}\\\\XY=\sqrt{(5-[-9])^(2)+(-4-2)^(2)}\\\\=\sqrt{(5+9)^(2)+(-6)^(2)}\\\\=\sqrt{(14)^(2)+(-6)^(2)}\\\\=√(196+36)\\\\=√(232)\\\\= 15.23`