Representing sequences graphically | Maths | Quizalize & Oak National Academy

Starter quiz

An arithmetic (linear) sequence has a __________ difference.
- constant ✓
- variable
- unknown
- positive
Which two pairs of coordinates are shown here?
- (1,2) and (2,4)
- (1,2) and (4,2)
- (2,1) and (2,4)
- (2,1) and (4,2) ✓
- A
  
  ⇔
  
  (1,4) ✓
- B
  
  ⇔
  
  (4,1) ✓
- C
  
  ⇔
  
  (4,-1) ✓
- D
  
  ⇔
  
  (1,-4) ✓
Which of these are true for this sequence?
- When $n=1, T=3$ ✓
- When $n=5, T=2$
- When $n=3, T=7$ ✓
- When $n=5, T=5$
- When $n=5, T=11$ ✓
Match the sequences with the common difference.
- 1, 8, 15, 22, ...
  
  ⇔
  
  +7 ✓
- 1, -6, -13, -20, ...
  
  ⇔
  
  -7 ✓
- 36, 30, 24, 18, ...
  
  ⇔
  
  -6 ✓
- -39, -33, -27, -21, ...
  
  ⇔
  
  +6 ✓
- 0, 3, 7, 12, ...
  
  ⇔
  
  No common difference. ✓
- -17, -9, -1, 7, ...
  
  ⇔
  
  +8 ✓
What is true of this set of coordinates?
- The $x$ coordinate is always double the $y$ coordinate.
- The $y$ coordinate is always double the $x$ coordinate. ✓
- The $y$ coordinate is always two more than the $x$ coordinate.
- As the $x$ coordinate increases by 1, $y$ increases by 2 ✓