j-4-4E-Geometric Sequences (20)

Choose which formula you would use to find the value of a term in an Arithmetic Sequence:

• $a_n=r\cdot a^{n-1}$

• $a_n=a_1+d\left(n-1\right)$

• $a_r=a_r\cdot d^n$

• $a_n=a_1\cdot r^{n-1}$

Tags

CCSS.HSF.BF.A.2

Choose which formula you would use to find the value of a term in a Geometric Sequence:

• $a_n=r\cdot a^{n-1}$

• $a_n=a_1+d\left(n-1\right)$

• $a_r=a_r\cdot d^n$

• $a_n=a_1\cdot r^{n-1}$

Tags

CCSS.HSF.BF.A.2

Find the common difference:

 $5,\ 9,\ 13,\ ...$ 

(a)  

Tags

CCSS.HSF.BF.A.2

Find the common difference:

 $25,\ 11,-3,-17$ 

(a)  

Tags

CCSS.HSF.BF.A.2

Find the common ratio:

 $-2,-12,-72,-432,\ ...$ 

(a)  

Tags

CCSS.HSF.BF.A.2

Find the common ratio:

 $-3,\ 18,-108,\ 648,\ ...$ 

(a)  

Tags

CCSS.HSF.BF.A.2

Given Sequence (Geometric):

 $3,\ 9,\ 27,\ 81,\ ...$ 

Find the next term in the sequence.

(a)  

Tags

CCSS.HSF.BF.A.2

Given Sequence (Arithmetic):

 $10,\ 12,\ 14,\ 16,\ 18,\ ...$  

Find:  $a_{16}$ 

(a)  

Tags

CCSS.HSF.BF.A.2

Given Sequence (Geometric):

 $3,-6,\ 12,\ -24,\ 48,\ ...$  

Find:  $a_{12}$  

(a)  

Tags

CCSS.HSF.BF.A.2

Given Sequence (Arithmetic):

 $4,\ 7,\ 10,\ 13,\ ...$  

Find the next two terms in the sequence.

• 15 and 18
  

• 15 and 19

• 16 and 18

• 15 and 1816 and 19

Tags

CCSS.HSF.BF.A.2