What is the distance between # (2, 5) # and # (–4, 7) #?

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Answer 1 · 2016-01-21T10:14:42

#2sqrt[10]# units

#sqrt[(x_2-x_1)^2 + (y_2-y_1)^2)#

#sqrt[ (-4-2)^2 + (7-5)^2#

#sqrt[ (-6)^2 + (2)^2#

#sqrt[ (36+4) ]#

#sqrt[ 40 ]#

#sqrt[4 xx 10 ]#

#2sqrt[10]# units