Series and Sequence 11.1 to 11.3

This summation is the same as which series?

• 1 + 2 + 3 + 4 + 5 + 6
• (1 - 2) + (2 - 2) + (3 - 2) + (4 - 2) + (5 - 2) + (6 - 2)
• (1 - 2) + (6 - 2)
• (1 - 2) + (2 - 2) + (3 - 2) + (4 - 2)

Tags

CCSS.HSA.SSE.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

The summation is the same as which series?

• (4+10) + (4+20) + (4+30) + (4+40) + (4+50) + (4+60) + (4+70) + (4+80) + (4+90) + (4+100) + (4+110)
• 1+2+3+4+5+6+7+8+9+10+11
• 4 + 110
• 4 + 10

Tags

CCSS.HSA.SSE.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Is this summation finite or infinite?

• Finite, because there are only 6 terms to add up.
• Infinite, because there are an infinite number of terms to add up.

Tags

CCSS.HSA.SSE.A.1

CCSS.HSA.SSE.B.4

Is this sum finite or infinite?

• Finite, because there are 4 terms to add up.
• Infinite, because there are an infinite amount of terms to add up (m goes from 1 to infinity).

Tags

CCSS.HSA.SSE.A.1

Which recursive formula best describes the sequence
2, -6, 18, - 54... 

• a_n=a_n-1* -4, a₁ = 2
• a_n=a_n-1* - 8, a₁ =2
• a_n=a_n-1* 2, a₁ = -3
• a_n=a_n-1* -3, a₁ =2

Tags

CCSS.HSF.IF.A.3

What is the common ratio for the sequence:
28, 14, 7, 3.5...

• 2
• 1/2
• -14
• -7

Tags

CCSS.HSF.BF.A.2

Find a₉ in the sequence 4, 8, 16, 32, ... 

• 384
• 512
• 768
• 1,024

Tags

CCSS.HSF.BF.A.2

Find the geometric sum 

• -1456
• -4095
• 1456
• 4095

Tags

CCSS.HSA.SSE.B.4

Find the sum for the following series. 

• 44
• -162
• -682
• 324

Tags

CCSS.HSA.SSE.B.4

Find the missing terms of the arithmetic sequence:
145, ___, ___, ___, 205

• 160, 175, 190
• 165, 185, 195
• 155, 165, 175
• 190, 175, 160

Tags

CCSS.HSF.BF.A.2