What is the value of ( A x B ) 2 + ( A ⋅ B ) 2 ?

Question

What is the value of             (      A      x      B          )      2       +                     (        A        ⋅        B        )            2      ?

Aaliyah Padilla · Accepted Answer

Given explanation:             |              A        ×        B            |        =          |      A      |              |      B      |              sin      ϕ                  |              A        ⋅        B            |        =          |      A      |              |      B      |              cos      ϕ      here       ϕ   is the angle between       A   and       B   at common tails.then                    |                  A          ×          B                |            2        +                  |                  A          ⋅          B                |            2        =                  |        A        |            2                      |        B        |            2              (                        sin          2                ϕ            +              cos        ϕ            )        =                  |        A        |            2                      |        B        |            2

What is the value of ( A x B ) 2 + ( A ⋅...

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