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Two vectors are given by a overscript right-arrow endscripts equals 6.1 i overscript Ì endscripts plus 8.7 j overscript Ì endscripts and b overscript right-arrow endscripts equals 6.3 i overscript
Two vectors are given by a overscript right-arrow endscripts equals 6.1 i overscript Ì endscripts plus 8.7 j overscript Ì endscripts and b overscript right-arrow endscripts equals 6.3 i overscript Ì endscripts plus 3.1 j overscript Ì endscripts. find (a) |vertical line a overscript right-arrow endscripts times b overscript right-arrow endscripts vertical line|, (b)a overscript right-arrow endscripts times b overscript right-arrow endscripts, (c)left-parenthesis a overscript right-arrow endscripts plus b overscript right-arrow endscripts right-parenthesis times b overscript right-arrow endscripts, and (d) the component of a overscript right-arrow endscripts along the direction of b overscript right-arrow endscripts.
