If ∣a∣=2∣∣b∣∣=5 and ∣∣a×b∣∣=8, then find the value of a.b˙

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If {|{{a}}|}={2}{|{{b}}|}={5} and {|{{a}}{{b}}|}={8}, then fin

Question

If $∣ a ∣ = 2 ∣ ∣ b ∣ ∣ = 5$ and $∣ ∣ a \times b ∣ ∣ = 8,$ then find the value of $a . b ˙$

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Evelyn Discussed

∣ a ∣ = 2 ∣ ∣ b ∣ ∣ = 5

and

∣ ∣ a \times b ∣ ∣ = 8,

then find the value of

a . b ˙

5 mins ago

Discuss this question LIVE

5 mins ago

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Question Text

∣ a ∣ = 2 ∣ ∣ b ∣ ∣ = 5

and

∣ ∣ a \times b ∣ ∣ = 8,

then find the value of

a . b ˙