? What is the correct expression of position vector rcB (in feet)? O O -4i -j +

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What is the correct expression of position vector rcB (in feet)? O O -4i -j + 2k 4j + 2k -4i + 3j + 4k -4j-2k 4i + j - 2k 6 ft 2 ft Z Fc = 490 lb FB = 600 lb 4 ft 2 ft 3 ft B 4 ft 4 ft What is the correct expression of position vector rcB (in feet)? O O -4i -j + 2k 4j + 2k -4i + 3j + 4k -4j-2k 4i + j - 2k 6 ft 2 ft Z Fc = 490 lb FB = 600 lb 4 ft 2 ft 3 ft B 4 ft 4 ft

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