# Select the correct option from the given alternatives: If abca¯,b¯,c¯ are non-coplanar unit vectors such that abcbca¯×(b¯×c¯)=b¯+c¯2, then the angle between aandba¯ and b¯ is - Mathematics and Statistics

MCQ

Select the correct option from the given alternatives:

If bar"a", bar"b", bar"c" are non-coplanar unit vectors such that bar"a"xx (bar"b"xxbar"c") = (bar"b"+bar"c")/sqrt2, then the angle between bar"a"  "and"  bar"b" is

#### Options

• (3pi)/4

• pi/4

• pi/2

• pi

#### Solution

(3pi)/4

Concept: Vectors and Their Types
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