Which of the following is an arithmetic sequence?
A. 3, 6, 12, 24, 48
B. 5, 10, 15, 20, 25
C. 2, 4, 8, 16, 32
D. 100, 50, 25, 12.5
B. 5, 10, 15, 20, 25
In the geometric sequence 2,6,18,54,…, what is the common ratio?
A. 2
B. 3
C. 4
D. 6
B. 3
In the polynomial 2x + 7x4 − 5x3 − 9, what is the leading term?
A. 7x4
B. −5x3
C. 2x
D. −9
A. 7x4
Find the remainder when x3−4x2+x+6 is divided by x−2.
A. 0
B. 2
C. −2
D. 4
A. 0
Which Statement is TRUE?
A. In an arithmetic sequence, the difference between consecutive terms is constant.
B. In an arithmetic sequence, the ratio between terms is always the same.
C. The common difference of an arithmetic sequence can only be positive.
D. In an arithmetic sequence, the terms always increase.
A.
Which is NOT a Geometric Sequence?
A. 3, 6, 12, 24, 48
B. 81, 27, 9, 3, 1
C. 5, 10, 15, 20, 25
D. 1, 1/2, 1/4, 1/8, 1/16
C. 5, 10, 15, 20, 25
What is the degree of the polynomial
6x5−4x3+8x−1?
A. 3
B. 4
C. 5
D. 6
C. 5
If the remainder is zero, then the quotient is ___.
A. not a factor
B. a constant
C. a factor
D. not a constant
C. a factor
Which is NOT an Arithmetic Sequence?
A. 4, 7, 10, 13, 16
B. 5, 6, 7, 8, 9
C. 10, 8, 6, 4, 2
D. 2, 4, 8, 16, 32
D. 2, 4, 8, 16, 32
Which Statement is TRUE?
A. In a geometric sequence, the difference between consecutive terms is constant.
B. In a geometric sequence, the ratio between consecutive terms is constant.
C. In a geometric sequence, the common ratio must be greater than 1.
D. All geometric sequences increase.
B.
Find the quotient when (x2+5x+6) is divided by (x+2).
A. x+3
B. x+2
C. x+4
D. x+5
A. x+3
Which Statement is TRUE?
A. The Remainder Theorem says the remainder is always zero.
B. The Factor Theorem says x−r is a factor of P(x) if and only if f(r)=0.
C. The Remainder Theorem is only used for degree 2 polynomials.
D. The Factor Theorem can only be used when the common ratio is constant.
B
Insert two arithmetic means between 6 and 18. That is: 6, ___, ____, 18. What are they?
A. 8, 10
B. 8, 14
C. 10, 14
D. 9, 12
C. 10, 14
Insert two geometric means between 4 and 108. That is: 4, ___, ___, 108. What are they?
A. 12, 36
B. 9, 27
C. 18, 54
D. 8, 16
A. 12, 36
Find the quotient when 2x2−3x−9 is divided by x−3.
A. 2x+3
B. 2x−3
C. 2x+1
D. 2x−1
A. 2x+3
Which of the following is a factor of x3−6x2+11x−6?
A. x−1
B. x+2
C. x−4
D. x+3
A. x−1
Find the sum of the first 10 terms of the arithmetic sequence: 5, 8, 11, 14, …
A. 170
B. 175
C. 180
D. 185
D. 185
Find the sum of the infinite geometric series:
12, 4, 4/3, 4/9, ...
A. 18
B. 17
C. 16
D. 15
A. 18
Find the quotient when 4x3 + 8x2 − 5x − 10 is divided by x+2.
A. 4x2 + 5x − 5
B. 4x2 − 5x + 5
C. 4x2 + 5
D. 4x2 − 5
D. 4x2 − 5
If x−3 is a factor of 2x3−9x2+kx−27, what is the value of k?
A. 15
B. 18
C. 20
D. 24
B. 18