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What is the recursive equation for this function?

• f(0) = 5
  f(x) = f(x-1) - 2
• f(0) = 5
  f(x) = f(x-1) + 2
• f(0) = 5
  f(x) = f(x-1) - 3  
• f(0) = 5
  f(x) = f(x-1) + 3 

Tags

CCSS.HSF.IF.A.3

 $a_n=a_1+\left(n-1\right)d$  , where n is the position in the sequence and d is the difference between terms.

• Sequence

• Recursive Formula

• Explicit Formula for an Arithmetic Sequence

• Explicit Formula for a Geometric Sequence

Tags

CCSS.HSF.BF.A.2

Write a sequence to represent the number of smiley faces in each group. Select all that apply.

•  $a_n=4+\left(n-1\right)2$

• $f\left(n\right)=2+4\left(n-1\right)$

• $f\left(n\right)=4+2\left(n-1\right)$

• $a_n=a_{n-1}+2$

• $a_n=a_{n-1}-2$

Tags

CCSS.HSF.BF.A.2

-5, -1, 3, 7, 11
What is the recursive rule?

•   $A_n=A_{\left(n-1\right)}\ +\ 4$  

•   $A_n=A_{\left(n-1\right)}-9$ 

•  $A_n=A_{\left(n-1\right)}-5$  

•  $A_n=A_{\left(n\right)}-4$  

Tags

CCSS.HSF.IF.A.3

Write the EXPLICIT rule for the arithmetic sequence

12, 10, 8, 6, ...

• a_n = 12n - 14

• a_n = 2n - 14

• a_n = -2n + 14

• a_n = -12n + 14

Tags

CCSS.HSF.BF.A.2