Mathematics, 15.12.2020 16:20, barboursj
What is the distance between points A (-2, 1) and B (2, 4)?
Answers: 2
![= \sqrt{(2-[-2])^{2}+(4-1)^{2}}\\\\= \sqrt{(2+2)^{2}+(4-1)^{2}}\\\\= \sqrt{(4)^{2}+(3)^{2}}\\\\= \sqrt{16+9}\\\\= \sqrt{25}\\\\= \sqrt{5*5}\\\\= 5](/tpl/images/0985/1634/60415.png)
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What is the distance between points A (-2, 1) and B (2, 4)?...
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