Question

show that (A.B)^2+(A×B)^2​

Answer 1

a×b)

2

+(a×b)

2

(ab) {}^{2} + (ab) {}^{2}(ab)

2

+(ab)

2

(a {}^{2} {b}^{2} ) {}^{2 + 2}(a

2

b

2

)

2+2

( {a}^{2} {b}^{2} ) {}^{4}(a

2

b

2

)

4

Answer 2

$(a \times b) {}^{2} + (a \times b) {}^{2}$

$(ab) {}^{2} + (ab) {}^{2}$

$(a {}^{2} {b}^{2} ) {}^{2 + 2}$

$( {a}^{2} {b}^{2} ) {}^{4}$