Arithmetic Sequence

What's the Meaning

100

the first term

What is t1

200

the general term

What is t_n

300

the number of terms

What is "n"

400

the common difference

What is "d"

500

tn=t1+(n-1)d

What is arithmetic sequence

Arithmetic Sequence or Nah?

100

8,10,12,14,16

What is arithemtic

200

2,6,10,16,22,26

What is nah

300

4.25,4.55,4.85,5.15,5.45

What is arithmetic

400

4,8,16,32,64

What is nah

500

3/4, 1, 5/4, 3/2, 7/4, 2

What is arithmetic

What is the common difference?

100

5,8,11,14,17

What is 3

200

-8, -3, 2, 7, 12

What is 5

300

200,140,80,20,-40,-100

What is -60

400

3/2, 7/4, 2, 9/4, 5/2, 11/4

What is 1/4

500

4.5, 3.75, 3, 2.25, 1.5

What is -0.75

Find the nth term...

100

Find t16 given t1=9 and d=2

What is 39

200

Find t200 given t1= -40 and d= 5

What is 955

300

Find t10 given t1= -8 and d= 10

What is 82

400

Find t50 given t1= 14 and d=-0.25

What is 1.75

500

Find t12 given t1= 6 and d = 1/2

What is 23/2

Up in the air...

100

Identify the d in the arithmetic sequence formula: tn=7+(n-1)-4

What is -4

200

Identify the t1 in the arithmetic sequence formula: tn=6+(n-1)-5

What is 6

300

Write a formula for the sequence: 7,3,-1,-5

What is tn=7+(n-1)(-4)

400

Write a formula for t1= -70 and d=-5

What is tn= -70 + (n-1)(-5)

500

Find t20 given the formula: tn=-20 + (n-1)(-4)

What is -96