JEE Main 202623 Jan, Morning shiftMathematicsEasyVector Algebra184× since 2002Let a⃗=−i^+j^+2k^\vec a=-\hat i+\hat j+2\hat ka=−i^+j^+2k^, b⃗=i^−j^−3k^\vec b=\hat i-\hat j-3\hat kb=i^−j^−3k^, c⃗=a⃗×b⃗\vec c=\vec a\times\vec bc=a×b and d⃗=c⃗×a⃗\vec d=\vec c\times\vec ad=c×a. Then (a⃗−b⃗)⋅d⃗(\vec a-\vec b)\cdot\vec d(a−b)⋅d is equal to :AOption A. 2BOption B. 4COption C. −4-4−4DOption D. −2-2−2CheckSkip · show solution
