Quiz about Generating Patterns

Question 1

Determine what comes next.

Accepted Answer

Question 2

Determine what comes next.

Accepted Answer

Question 3

Which of the following is NOT a characteristic of a linear sequence?

Accepted Answer

Second difference is constant

Answer

General term has the form an + b

Answer

Can be represented by a straight line graph

Answer

Constant first difference

Question 4

If the common difference is negative, the sequence is __.

Accepted Answer

decreasing

Answer

increasing

Answer

differentiating

Answer

multiplying

Question 5

If the common difference is negative, the sequence is __.

Accepted Answer

decreasing

Answer

increasing

Answer

differentiating

Answer

multiplying

Question 6

In the general term $$an^2+bn+c,$$ , what does the coefficient a represent?

Accepted Answer

Half of the second difference

Answer

The constant term

Answer

The common difference

Answer

The starting value of the sequence

Question 7

To find the value of a in the general term of quadratic sequence, we divide

the second difference by __.

Accepted Answer

two

Answer

one

Answer

three

Answer

none of the choices

Question 8

Which of the following shows a pattern?

Accepted Answer

1, 2, 1, 2, 1

Answer

5, 7, 2, T, 6, Y

Answer

smooth, long, wall, sing

Answer

A, G, M, T, 0, 9

Question 9

The graph of a quadratic sequence forms a __ when plotted on a coordinate plane.

Accepted Answer

Parabola

Answer

Straight line

Answer

Curve line

Answer

Hyperbola

Question 10

How does changing the value of a in the quadratic expression $$an^2+bn+c$$ , affect the

sequence

Accepted Answer

positive a value results in faster growth and a steeper parabola when graphed

Answer

positive a value results in to slower growth and a flatter parabola

Answer

smaller positive a value results in faster growth and a steeper parabola

Answer

smaller positive a value results in highest growth and a steeper parabola

Question 11

Arrange the steps in finding the general term of a linear sequence.

A. Form two equations by using 2 pairs of numbers from the table.

B. Substitute a and b.

C. Check the sequence.

D. Solve for a and b.

E. Prepare a table with heading n and a_n.

Accepted Answer

E, A, D, B, C

Answer

A, E, D, B, C

Answer

E, D, B, A, C

Answer

E, C, A, D, B

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