What is the distance between #(11,-13,-5)# and #(9,-14,4)#?
1 Answer
Mar 21, 2018
Explanation:
#"using the 3-d version of the "color(blue)"distance formula"#
#•color(white)(x)d=sqrt((x_2-x_1)^2+(y_2-y_1)^2+(z_2-z_1)^2)#
#"let "(x_1,y_1,z_1)=(11,-13,-5)" and "#
#(x_2,y_2,z_2)=(9,-14,4)#
#d=sqrt((9-11)^2+(-14+13)^2+(4+5)^2)#
#color(white)(d)=sqrt(4+1+81)=sqrt86~~9.27#
