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1.X+y≤3 equivalent to.
A. X+y+s =3
B. X+y-s=3
C. X+y-3=0
D. None of these
ANSWER: A

2.3x+y ≥-5 equivalent to.
A. 3x+y+s=-5
B. -3x-y+s=5
C. Aor B
D. None of these
ANSWER: B

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3.Minimization of function -f(u,v,w,x,y) is equivalent to maximization of.
A. f(x)
B. f(u,v,w,x,y)
C. -f(u,v,w,x,y)
D. None of these
ANSWER: B

4.F=4x+2y+3z is called.
A. Linear function
B. Graph function
C. Square function
D. None
ANSWER: A

5.A point where objective function takes maximum or minimum value is called.
A. Point
B. Optimum solution
C. Curve
D. None
ANSWER: B

6.Vectors are a special case of.
A. Vector
B. Gradient
C. Matrices
D. None
ANSWER: C

7.If A+B has order 2by 2 then total entries of A are.
A. 5
B. 4
C. 8
D. None
ANSWER: B

8.5B=2B+—
A. 2B
B. 3B
C. 4B
D. None
ANSWER: B

9.AI=IA=A then I is called —- matrix.
A. Strong
B. Weaker
C. Unit
D. None
ANSWER:

10.The matrix 5I is called.
A. Unit matrix
B. Identity matrix
C. Scalar matrix
D. None
ANSWER: C

11.If order of x is n x n Then x^o=_______.
A. O matrix
B. I
C. X
D. Non
ANSWER: B

12.If order of 〖(4A)〗^t is 5×5 Then order of A is.
A. 25
B. 8
C. 5
D. Non
ANSWER: D

13.If order of x is n x n Then order of x^o is.
A. O matrix
B. N
C. 0
D. Non
ANSWER: D

14.If matrix A is of order 3×4 and matrix B is of 4×3 then A+B is.
A. O matrix
B. Matrix A
C. Matrix B
D. Non
ANSWER: D

15.If 5(AB)=.
A. A^5 B
B. (5A)(5B)
C. (5A)B
D. Non
ANSWER: C

16.A constant of integration is involved in the definite integrals.
A. True
B. False
ANSWER: B

17.The Taylor series is derived from the Maclurine series.
A. True
B. False
ANSWER: B

18.Maclurine series is a special case of Taylor series.
A. True
B. False
ANSWER: A

19.The graph of Exp(x) is —-.
A. Strictly increasing
B. Steadly increasing
C. Strictly decreasing
D. Steadly decreasing
ANSWER: A

20.The tangent and normal lines at a point are perpendicular to each other.
A. True
B. False
ANSWER: A

21.Using general notation the length of major axis of an ellipse is.
A. L = 2a
B. L= 3a
C. L = 4a
D. None of these
ANSWER: A

22.X= [email protected], y = [email protected] are parametric equations of —–.
A. Circle
B. Ellipse
C. Hyperbola
D. Parabola
ANSWER: B
23.X= [email protected], y = [email protected] are parametric equations of —–.
A. Circle
B. Ellipse
C. Hyperbola
D. Parabola
ANSWER: A

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