Vector Algebra: JEE Main 2019 Mathematics question

JEE Main 2019 · 10 Apr, Morning shift · Q5768

JEE Main 201910 Apr, Morning shiftMathematicsHardVector Algebra184× since 2002

Let A (3, 0, –1), B(2, 10, 6) and C(1, 2, 1) be the vertices of a triangle and M be the midpoint of AC. If G divides BM in the ratio, 2 : 1, then cos (

\angle

GOA) (O being the origin) is equal to :

Vector Algebra: JEE Main 2019 Mathematics question

JEE Main 2019 · 10 Apr, Morning shift · Q5768

JEE Main 201910 Apr, Morning shiftMathematicsHardVector Algebra184× since 2002

Let A (3, 0, –1), B(2, 10, 6) and C(1, 2, 1) be the vertices of a triangle and M be the midpoint of AC. If G divides BM in the ratio, 2 : 1, then cos (

\angle

GOA) (O being the origin) is equal to :

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