Arithmetic Sequences — Unit test

Question 1

What are the first three terms of a geometric sequence in which and the common ratio is 5?

Revolt · Accepted Answer

mc023-2.jpg

Question 2

The vertex of a parabola that opens downward is at (0, 4). The vertex of a second parabola is at (0, –4). If the parabolas intersect at two points, which statement must be true?

Revolt · Accepted Answer

The points of intersection are of equal distance from the y-axis. ✓ Correct

Question 3

Which of the following is an arithmetic sequence?

Revolt · Accepted Answer

mc012-3.jpg

Question 4

Which ordered pair (a, b) is the solution to the following system of equations?

Revolt · Accepted Answer

mc027-2.jpg

Question 5

Which region represents the solution to the given system of inequalities?

Revolt · Accepted Answer

C

Arithmetic Sequences — Unit test Answers

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