arithmetic & geometric sequences sequence

Is the sequence arithmetic: 37, 31, 25, 19, ...

• Yes
• No

Tags

CCSS.HSF.BF.A.2

Is the sequence arithmetic: -3, 3, -3, 3, ...

• Yes
• No

Tags

CCSS.HSF.BF.A.2

Is the sequence arithmetic: 78, 785, 7855, 78555, ...

• Yes
• No

Tags

CCSS.HSF.BF.A.2

Is the sequence arithmetic: 17, 9, 1, -7, ...

• Yes
• No

Tags

CCSS.HSF.BF.A.2

what is the formula for arthmetic sequences

• $u_n=a+d\left(n+1\right)$

• $u_n=ar^{\left(n-1\right)}$

• $u_{n\ }=a+d\left(n-1\right)$

• $u_n=r+a\left(d+1\right)$

what is the formula for arthmetic sequences

• $u_n=a+d\left(n+1\right)$

• $u_n=ar^{\left(n-1\right)}$

• $u_{n\ }=a+d\left(n-1\right)$

• $u_n=r+a\left(d+1\right)$

Find the common difference: -34, -29, -24, -19, ...

• d = -5
• d = 5
• d = -6
• d = 6

Tags

CCSS.HSF.BF.A.2

Identify the common difference.
97, 86, 75, 64, ...

• 8
• 11
• -11
• -8

Tags

CCSS.HSF.BF.A.2

Find the common difference: -18, -23, -28, -33, ...

• d = -5
• d = 5
• d = -3
• d = 3

Tags

CCSS.HSF.BF.A.2

Find the common difference: 1, 201, 401, 601, ...

• d = 100
• d = 101
• d = 200
• d = 201

Tags

CCSS.HSF.BF.A.2