Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

A Level Maths > Sequences Yr2 > Flashcards

Sequences Yr2 Flashcards

1
Q

What is a deductive sequence?

A

Position to term

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is an inductive sequence?

A

Each term is defined by relating to the previous one (term to term). Recurrence relation. Not arithmetic or geometric so no formulas apply

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is the definition of a sequence?

A

An ordered set of objects with an underlying rule

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What do the following symbols mean?

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is the formula for the nth term of an arithmetic sequence? (Derivation)

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What is a geometric sequence?

A

One where there is a common ratio between terms

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What is an alternating sequence?

A

Oscillates between positive and negative. Usually a geometric sequence where the common ratio is negative

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What is the formula for geometric sequences?

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q
A
17
Q

What is the formula for the sum of geometric series ? (proof)

A
18
Q
A
19
Q
A
20
Q
A
21
Q
A
22
Q
A
23
Q

What is a divergent series?

A

The sum of the values tends towards infinity, away from 0

24
Q

What is a convergent series?

A

The sum of the values tends towards a set value

25
Q

What is the sum of infinite terms for a convergent series?

A
26
Q
A
27
Q
A
28
Q
A
29
Q
A
30
Q
A
31
Q
A
32
Q
A
33
Q
A
34
Q

What are strictly increasing/ decreasing sequences?

A

Strictly increasing: every term is bigger than the last
Decreasing

35
Q

What is a periodic sequence?

A

The terms repeat in a cycle. The order is how often it repeats

36
Q
A
37
Q
A
38
Q
A

A Level Maths (25 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions