The moment of the force, F→=4i^+5j^-6k^ at (2,0,-3), about the point (2,-2,-2) , is given by

Moment of the force is, τ→=r→-r→0×F→ Here, r→0=2i^-2j^-2k^ and r→=2i^+0j^-3k^∴  r→-r→0=(2i^+0j^-3k^)-(2i^-2j^-2k^)=0i^+2j^-k^∴ τ→=i^j^k^02-145-6=-7i^-4j^-8k^