Arithmetic Sequences

Which one is not arithmetic sequence

• 3/2, 2, 5/2, 3, ...

• 5/4, 1, 3/4, 1/4, ...

• 7/2, 3, 2, 1/2, ...

• 11/3, 9/3, 7/3, 5/3, ...

Calculate the 16^th of arithmetic sequence ;

1, 3, 5, 7, …

• 29

• 31

• 33

• 35

Find the first term of arithmetic sequence is given a₆ = -19 and a₁₀ = -31

• -4

• -3

• -2

• -1

• 315

• 330

• 345

• 360

Find the common difference of an arithmetic sequence ; -10x, -8x, -6x, …

• x

• 2x

• 3x

• 4x

Find the common difference of an arithmetic sequence ; -2a + 3, -3a + 2, -4a + 1, …

• -a + 1

• -a – 1

• a + 1

• a – 1

Describe the rule for this sequence

5, 12, 19, 26......

• Add five each time

• Add seven each time

• Subtract seven each time

• Add 8 each time

What is the missing term in this sequence 4, ....., 8, 10

• 5

• 6

• 7

• 8

What is the nth term rule for the following sequence

5, 8, 11, 14.....

• 3n

• 3n + 2

• 3n - 2

• 5n + 3

What is the nth term rule of this sequence

9, 13, 17, 21....

• 4n + 5

• 9n

• 5n + 4

• 5n