Two nonzero vectors A and B are such that
A + B = |A - B]. The angle between them is
(a) 60° (b) 45° (c) 90° (d) 75°
Answers
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2
Answer:
π/2
Explanation:
a^2+b^2+2a.b=a^2+b^2-a.b
or, 4abcos(x)=0
or,cos(x)=π/2=90
rahul484882:
4abcosx isequal 0 ke bad nahi samaj me aya
here a and b not equal to zero so cos(x)=0,x=π/2
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