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Carrchris021
26.08.2019 •
Mathematics
20pts
what is the distance between (7, 3, 4) and (5, 2, 9)?
really need !
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Ответ:
Distance=√(x2−x1)^2+(y2−y1)^2+(z2−z1)^2
Replace x^1,x^2,y^1,y^2,z^1, and z^2 with the corresponding values.
Distance=√((5)−(7))^2+((2)−(2))^2+((9)−(4))^2
Simplify √((5)−(7))^2+((2)−(2))^2+((9)−(4))^2
calculator
Distance= √29
The distance between (7,2,4) and (5,2,9) is √29.
√29≈5.38516481
Ответ:
the y value of i is (5(2) + 3(5))/(3 + 5) = (10 + 15)/8 = 25/8 = 3.125
step-by-step explanation:
source:
hope this ! : d