Arithmetic Sequence IB Math SL 11 DO NOW

Is this an Arithmetic sequence? 5, 4.25, 3.5, 2.75

• Yes
• No

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.IF.A.3

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.2

Is this an arithmetic sequence?  91, 87, 84, 79

• Yes
• No

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.IF.A.3

CCSS.HSF.LE.A.2

Is this an arithmetic sequence?
4, 7, 10, 13,...

• Yes
• No

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.2

Is this an Arithmetic sequence? x+3, x+6, x+9

• Yes
• No

What is the common difference? 1213, 1172, 1131, 1090

• 42
• 41
• There is not one
• -41

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.LE.A.2

Find the equation for the n^th term:
2, 7, 12, 17, 22,...

• a(n)=5+2n
• a(n)=5+2(n-1)
• a(n)=2+5n
• a(n)=2+5(n-1)

Find the equation: for the n^th term
32, 46, 60, 74, 88,...

• a(n)=32
• a(n)=32+14n
• a(n)=32+14(n-1)
• a(n)=14+32(n-1)

Find the equation for the n^th term:
12, 9, 6, 3, 0,...

• a(n)=12-3n
• a(n)=12+-3(n-1)
• a(n)=-3+12n
• a(n)=-3+12(n-1)

Find the 25th term, given: a₁ = 5; d = 0.5

• 18
• 17
• 15
• 14

Find the 22nd term, given the arithmetic sequence 3, 7.5, 12, 16.5

• 96.5
• 95.5
• 93.5
• 97.5