Mathematics General Science Test Medium Mode

Sr. #	Questions	Answers Choice
1	The set {1, -1, i, -i}	Form a group w.r.t addition Form a group w.r.t multiplication Does not form a group w.r.t multiplication Not closed under multiplication
2	The set of complex numbers forms	Commutative group w.r.t addition Commutative group w.r.t multiplication Commutative group w.r.t division Non commutative group w.r.t addition
3	The multiplicative inverse of -1 in the set {1-, 1} is	1 -1 +-1 0
4	The set {-1, 1} is	Group under the multiplication Group under addition Does not form a group Contains no identity element
5		Addition Multiplication Division Both addition and multiplication

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