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Math 11 Chapter 1
Number System
Test - 18
1.
(Z-
`
Z)
2
is a
a) Real number
b) Complex number
c) Reflexive property
d) None of these
2.
(Z-
`
Z)
2
is a
a) Complex number
b) Real number
c) Transitive Number
d) None of these
3.
i can be written in form of an ordered pair as?
a) (1,0)
b) (1,1)
c) (0,1)
d) None of these
4.
∀ a, b, c, ∈R, a = b ∧ b=c =@ a=c is called?
a) Reflexive property
b) Symmetric property
c) Transitive property
d) None of these
5.
∀ a, b, c, ∈R, a + c = b + c =@ = b?
a) Additive property
b) Cancellation property w.r.t addition
c) Cancellation property w.r.t multiplication
d) None of these
6.
∀ a, b, c, ∈ℜ , ac= bc ⇒ q = b, c ≠ 0?
a) Cancellation property w.r.t. addition
b) Cancellation property w.r.t. multiplication
c) symmetric property
d) None of these
7.
-(-a) should be read as?
a) Negative of negative
b) Minus minus a
c) symmetric property
d) None of these
8.
If a point A of the coordinate plane correspond to the order pair (a, b)
then b is called?
a) Abscissa
b) x-coordinate
c) Ordinate
d) None of these
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