Written on Nov. 19, 2017, 3:08 p.m.
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soppose ra=i+2j+4k.yb=3i+j+-2k.rc=2i+5j+3k are position vectors of poi
Sisay Jemberusoppose ra=i+2j+4k.yb=3i+j+-2k.rc=2i+5j+3k are position vectors of points a,band c with respect to the orisin of the x,y,z coordinate sistem respectively what is the area of atriansle whose vertces lieat point s a,b and c?
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