Mathematics · Question Bank
algebra
91 of 433 questions match · page 4 of 5. Answer in your head first, then check the solution.
#61📘 reviewer_appEasy
Which of the following best describes \((-3)^{½}\)?
Airrational number
Bpure imaginary number
Cnatural number
Dcomplex number
#62📘 reviewer_appEasy
It is a sequence of numbers such that the successive terms differ by a constant.
Ageometric progression
Barithmetic progression
Charmonic progression
Dinfinite progression
#63📘 reviewer_appEasy
If the discriminant of a quadratic equation is greater than zero, the roots of the equation are
Areal and equal
Breal and distinct
Ccomplex and unequal
Dimaginary and distinct
#64📘 reviewer_appEasy
In the theory of sets, the relation (A ᴗ B)’ = A’ ᴖ B’ expresses which of the following laws on set operations?
ADe Morgan’s Law
BInvolution Law
CComplement Law
DIdentity Law
#65📘 reviewer_appEasy
The set of odd integers is closed under the operation of
Aaddition
Bsubtraction
Cmultiplication
Ddivision
#66📘 reviewer_appEasy
Which of the following law states that the factors of a product may be grouped in any manner without affecting the result?
Acommutative law
Bassociative law
Cdistributive law
Dinverse law
#67📘 reviewer_appEasy
Which of the following terms has a degree of 4?
A\(x^{4}\)y
B\(xy^{4}\)
C4xy
Dxy³
#68📘 reviewer_appEasy
The product of two conjugate complex numbers is
Aa real number
Ban imaginary number
Czero
Dan irrational number
#69📘 reviewer_appEasy
The statement “The examinees are not more than 30 years old.” implies that the examinees are
Aless than 30 years old
Bat least 30 years old
C30 years old or less
D30 years old or more
#70📘 reviewer_appEasy
The closure property of numbers is not satisfied by the set of all integers under the operation of
Aaddition
Bmultiplication
Csubtraction
Ddivision
#71📘 reviewer_appEasy
The conditional probability of B given A is denoted symbolically by P(B/A). If P(B/A) = P(B), then the events A and B are
Adependent
Bindependent
Cmutually inclusive
Ddisjoint
#72📘 reviewer_appEasy
The set notation A-B is called the relative complement of B in It is equivalent to which of the following
AA ᴗ B’
BA ᴖ B’
CA’ ᴖ B
DA’ ᴗ B
#73📜 Preboard📘 PowerhouseEasy
The symbol “/” used in division is called
Amodulus
Bminus
Csolidus
Dobelus
#74📜 Preboard📘 PowerhouseEasy
The number that is subtracted in subtraction.
Aminuend
Bsubtrahend
Cdividend
Dquotient
#75📜 Preboard📘 PowerhouseEasy
The integer part of a common logarithm is called the ________.
Aradicand
Broot
Ccharacteristic
Dmantissa
#76📜 Preboard📘 PowerhouseEasy
The constant “e” is named in honor of:
AEuler
BEigen
CEuclid
DEinstein
#77📜 Preboard📘 PowerhouseEasy
What do you call a radical expressing an irrational number?
Asurd
Bradix
Ccomplex number
Dindex
#78📜 Preboard📘 PowerhouseEasy
A sequence of numbers where the succeeding term is greater than the preceding term is called:
Adissonant resonance
Bconvergent series
Cisometric series
Ddivergent series
#79📜 Preboard📘 PowerhouseEasy
What do you call a radical expressing an irrational number?
Asurd
Bradix
Ccomplex number
Dindex
#80📜 Preboard📘 PowerhouseEasy
Which of the following has no middle term?
A\((x - 2y)^6\)
B\((x + y)^8\)
C\((x - y)^5\)
D\((x + 2y)^4\)