Top 150+ Solved Mathematics for Economic Analysis 1 MCQ Questions Answer
Q. Union of A and a null set is equal to
a. intersection of a and null set
b. null set
c. both (a) and (b)
d. a
Q. Union of A with B is same as union of B with A, that is, A U B = B U A is termed as
a. associative law of union
b. cumulative law of union
c. reflective law
d. all the above
Q. The associative law of union is
a. a u (b u c) = (a u
b. u c = a u b u c (b) a u b = b u a
c. a u b = a u c
d. b u c = b u a
Q. If a set C contain all the elements which are present in both the sets A and B, then set C is called
a. union of a and b
b. intersection of a and b
c. complement of a
d. complement of b
Q. If two sets do not have any common element, then they are called
a. complement sets
b. joint sets
c. disjoint sets
d. none of these
Q. A set containing all the elements of the universal set except those of set A is called
a. complement of set a
b. complement of universal set
c. union of a and universal set
d. universal set itself
Q. The set of all subsets of a set A is called
a. power set of a
b. complement of a
c. both (a) and (b)
d. none of these
Q. Any number raise to the power zero is always equal to
a. zero
b. one
c. two
d. that number itself
Q. In any equation (or function) involving two variables, such as y = 2x + 1, the variable that appearson the right-hand side of the equation is by convention called
a. dependent variable
b. independent variable
c. endogenous variable
d. explained variable
Q. A variable which is free to take any value we choose to assign to it is called
a. dependent variable
b. independent variable
c. endogenous variable
d. explained variable
Q. The variable that stands alone on the left-hand side of the equation such as y = 2x + 1 is known as
a. dependent variable
b. independent variable
c. endogenous variable
d. explained variable