Mathematics, 24.02.2021 22:30 jeremiaht7
The endpoints of a line segment AR are A(8,-2) and R(-4,1). What is the length of the AR?
Answers: 2
or 
units. 
∵ Apply rule: 
Apply radical rule: ![\sqrt[n]{ab}=\sqrt[n]{a}\sqrt[n]{b}](/tpl/images/1144/8261/a5917.png)
Apply radical rule: ![\sqrt[n]{a^n}=a](/tpl/images/1144/8261/b69f6.png)
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The endpoints of a line segment AR are A(8,-2) and R(-4,1). What is the length of the AR?...
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