which of the following expression are meaningful?

Which of the following expressions are meaningful?

Which of the following expressions are meaningful?

Which of the following expressions are meaningful?

Which of the following expressions are meaningful?

Which of the following expressions are meaningful? vec u.( vec vxx vec w) b. ( vec u. vec v). vec w c. ( vec u. vec v). vec w d. vec uxx( vec v. vec w)

Which of the following expressions are meaningful? a. vec u.(vec vxx vec w) b. vec u. vec v. vec w c. ( vec u vec v). vec w d. vec uxx( vec v. vec w)

Which of the following expressions are meaningful? vec u*(vec v xxvec w) b.(vec u*vec v)*vec w c.(vec u*vec v)*vec w d.vec u xx(vec v.vec w)

Which of the following expressions are meaningful? a. vec u.(vec vxx vec w) b. vec u. vec v. vec w c. ( vec u vec v). vec w d. vec uxx( vec v. vec w)

Which of the following expressions are meaningful? a. vec u ( vec vxx vec w) b. ( vec u .vec v).vec w c. ( vec u . vec v)vec w d. vec uxx( vec v . vec w)