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Find the length and direction (when defined) of uxv and vxu. u=9i+5j-7k, v=0 luxv|= (Simplify your answer.) Select the correct choice and fill in

Find the length and direction (when defined) of uxv and vxu. u=9i+5j-7k, v=0 luxv|= (Simplify your answer.) Select the correct choice and fill in any answer boxes in your choice below. OA. The direction of uxv is i+ j+ k. (Simplify your answers, including any radical Use integers or fractions for any numbers in the e OB. The direction of uxv is not defined. vxul = (Simplify your answer.) Select the correct choice and fill in any answer boxes in your choice below. OA. The direction of vxu is i+ + k. (Simplify your answers, including any radicals. Use integers or fractions for any numbers in the ex OB. The direction of vxu is not defined.

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