Sigma Notation

Evaluate:  $\sum_{i=1}^420$  

• -80

• 80

• 16

• 24

Evaluate:  $\sum_{i=1}^7-9$  

• 63

• 0

• -2

• -63

Evaluate:  $\sum_{i=1}^{12}-3$  

• -36

• -15

• 0

• 36

Consider the sequence: 

S={1, 2, 4, 8, 16, 32, ...}

Evaluate: $\sum_{i=3}^7\frac{1}{2}a_i$  

• 124

• 62

• 140

• 44

Tags

CCSS.HSF.BF.A.2

CCSS.HSA.SSE.B.4

Consider the sequence: {8, 6, 4, 2, 0, -2, -4,...} 

Evaluate: $\sum_{i=4}^{10}5a_i$  

• 124

• -124

• -140

• 140

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.IF.A.3

CCSS.HSF.LE.A.2

CCSS.HSA.SSE.A.1

Consider the sequences,

S={1, 2, 4, 8, 16, 32,...} 

and P={1, 1/2, 1/4, 1/8, 1/16,...}
Evaluate:
 $\sum_{i=5}^6a_i+b_i$  

•  $48\frac{5}{6}$  
  

•  $48\frac{1}{24}$  

•  $48\frac{3}{32}$ 

•  $48\frac{1}{16}$  
  

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.IF.A.3

CCSS.HSF.LE.A.2

CCSS.HSA.SSE.B.4

Consider the sequences,

S={2,4,6,8,10,...} and P={0,1,4,9,16,...}
Evaluate: 
 $\sum_{i=1}^3a_i+b_i$  

• 3

• 17

• 18

• 30

Tags

CCSS.6.EE.A.2

Consider the sequences,

S={2,4,6,8,10,...} and P={0,1,4,9,16,...}
Evaluate: 
 $\sum_{i=3}^6a_i-b_i$  

• -3

• -17

• -18

• 30

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.IF.A.3

CCSS.HSF.LE.A.2

Consider the sequences,

 S={-2,-4,-6,-8,-10,...} and P={0,1,4,9,16,...}

Evaluate: 
 $\sum_{i=1}^5a_i-b_i$  

• -60

• 0

• 18

• -30

Tags

CCSS.HSA.SSE.A.1

Consider the sequence,

 S={2,4,6,8,10,...} 

Evaluate: 
 $\sum_{i=1}^3a_i+\sum_{i=4}^5a_i$  

• 30

• 17

• -18

• -30

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.IF.A.3

CCSS.HSF.LE.A.2

CCSS.HSA.SSE.A.1