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If vector {{a}}+{{b}} bisects the angle between {{a}} and {{b}

Question

If vector $a + b$ bisects the angle between $a$ and $b$ , then prove that $∣ a ∣$ = $∣ ∣ b ∣ ∣$ .

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Chloe Discussed

If vector

a + b

bisects the angle between

a

and

b

, then prove that

∣ a ∣

∣ ∣ b ∣ ∣

15 mins ago

Discuss this question LIVE

15 mins ago

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Question Text

If vector

a + b

bisects the angle between

a

and

b

, then prove that

∣ a ∣

∣ ∣ b ∣ ∣

Filo tutor solution