Mathematics General Science Test Medium Mode

Sr. #	Questions	Answers Choice
1	Ifα,β are non-real roots of ax2 + bx +c =0 (a,b,c∈ Q),then	α = β αβ = 1 α = β α = 1
2	Only one of the root of ax2 + bx + c =0, a≠ 0 is zero if	c = 0 c = 0,b≠ 0 b = 0,c = 0 b = 0,c≠ 0
3	The condition for polynomial equation ax2 + bx + c = 0 to be quadratic is	a > 0 a < 0 a≠ 0 a≠ 0,b ≠ 0
4	The order of the matrix A is 3 x 5 and that of B is 2 x 3.The order of the matrix BA is	2 x 3 3 x 2 2 x 5 5 x 2
5	If for the matrix A,A5 = 1,then A-1=	A2 A3 A None of above

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