1.

Name the octants in which the following points he. (1, 2, 3), (2, 4, 5), (-3, 1, 2), (-3, 1, -2), (4, -2, 3), (4, -2, -5), (4, 2, -5), (-4, 2, -5), (-4,2, 5), (-3,-1,6), (-2,-4,-7).

Answer»
Sl.NoPointOctant
(i)(1,2, 3)first octant
(ii)(2, 4, 5) first octant
(iii) (-3,1,2)second octant
(iv) (-3,1,-2)sixth octant
(v)(4,-2, 3)fourth octant
(vi) (4,-2,-5)eighth octant
(vii)(4, 2,-5) fifth octant
(viii)(-4, 2, -5)sixth octant
(ix)(-4, 2, 5)second octant
(x)(-3, -1,6) third octant
(xi) -2, -4, -7)seventh octant


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