Questiin no. 6
If a ⃗+b ⃗+c ⃗ =0 ⃗, show that a ⃗×b ⃗ = b ⃗×c ⃗ = c ⃗×a ⃗. Also, interpret the result geometrically.
FIND Sin2A
The image of point (1,3,4) in the plane 2x-y+z+3
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