A= (a, b, c) and B =(x,y,z), then the function f(a) = y, f(c)=x defines a:
A. One-to-one function
B. Onto function
C. One-one and onto function
D. Not a function
Mathematics Subject specialist Lecturer BPS-17
Mathematics Lecturer BPS-17 SPSC Paper
Any polynomial p(x) of degree n ≥ 1 may be expressed as:
A. p(x) = (x-r)q(x)+k
B. p(x)=(x-r)q(x)-k
C. p(x) = (x-r)q(x)k
D. p(x) = (x+r)q(x) + k
A group (S,o) is a if ∀ a,b ϵ s,a o b= b o a:
A. Commutative group
B. Monoid
C. Semi group
D. None of these
Let R be an integral domain. Which of the following statement is not true about R?
A. R is a commutative ring
B. R has no zero-divisor
C. If R is finite, then it is a field
D. R is division ring
If ∫_c^ㅤ▒〖z^n dz〗= 0 then c is equal to:
A. Simple Curve
B. Smooth Curve
C. Closed Curve
D. Analytic Curve
If the correlation coefficient is 0, the two regression lines are:
A. Perpendicular
B. Parallel
C. Coincident
D. None of these ,
Four persons are chosen at random from a group containing 3 man, 2 Women, 4 children that exactly two of them will be children is:
A. (9C2 x 3C2)/9C2
B. (4C2 x 5C2)/9C2
C. (4C2 x 9C2)/9C2
D. None of these
If R=((1, 1), (3, 1), (2,3), (4,2)), then which of the following represents R2, where R2 is R composite R?
A. ((1, 1), (3, 1), (2, 3), (4,2))
B. ((1,1), (9,1), (4,9). (16,4))
C. ((1,1), (2, 1), (4,3), (3, 1))
D. ((1,3), (3,3), (3,4), (3,2))