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43. If a and bare two vectors then the value of (a + b)x (a- b) is(a) 2(bxa)(b) -2 ( bx a)(c) bx a(d) ax b

Answer» 43. If a and bare two vectors then the value of (a + b)x (a- b) is(a) 2(bxa)(b) -2 ( bx a)(c) bx a(d) ax b


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