If vec(a)=m vec(b)+vec(c ). The scalar m is

1.	If vec(a)=m vec(b)+vec(c ). The scalar m is
Answer» `(VEC(a).vec(B)- vec(b).vec(C ))/(b^(2))` `(vec(c ).b-vec(a).vec(c ))/(a^(2))` `(vec(c ).vec(a)- vec(b).vec( c))/(c^(2))` `(vec(a).vec(b)-vec(b).vec(c ))/(a^(2))` ANSWER :A

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