Math Chapter Wise question with answer

Q01 If () () () ˆ ˆ ˆ ˆ ˆ ˆ i i a j j a k k a m.a, × × + × × + × × = then m is equal to: English · NVS PGT 2022 Q02 Let a,b,c be there vectors such that a.(b c) b.(c a) c(a b) 0 and a 1, b 4 and c 8 then a b c equals– English · KVS TGT 2017 Q03 If the vectors i– 3 j 7 k ∧ ∧ ∧ + x and i– y j– z k ∧ ∧ ∧ are collinear then the value of 2 xy z is equal to – English · UP PGT 2021 Q04 If A and B are vectors such that B 5 = A and B 4i– 3k ∧ ∧ × = A then A.B is equal to – English · UP PGT 2021 Q05 If a,b and c are three vectors in such a way that a + b + c = 0 and a = 1, b = 4, c = 2, then the value of () 2 a.b... English · UP TGT 2021 Q06 ABCD is a parallelogram with AC and BD as its diagonals, then AC – BD is equal to English · UPPSC Ashram Paddhati 2021