How do you find the distance between the points ( -4 , 5 ) and ( 3 , - 1 )?

1 Answer
Jim G.
Apr 29, 2018

sqrt85~~9.22" to 2 dec. places"

Explanation:

"calculate the distance using the "color(blue)"distance formula"

•color(white)(x)d=sqrt((x_2-x_1)^2+(y_2-y_1)^2)

"let "(x_1,y_1)=(-4,5)" and "(x_2,y_2)=(3,-1)

d=sqrt((3-(-4))^2+(-1-5)^2)

color(white)(d)=sqrt(7^2+(-6)^2)=sqrt(49+36)=sqrt85~~9.22

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