1.5 A1 homework

Find a₂₆ in the arithmetic sequence: -15, -35, -55, -75, ...

Find the missing number in the pattern. 6, 14, ____, 30, 38,...

• It is a function because no vertical lines hit it twice.

• It's not a function because a vertical line hits it twice.

• It's not a function because no vertical lines hit it twice.

• It is a function because a vertical line hits it twice.

• It is a function because no vertical lines hit it twice.
• It's not a function because a vertical line hits it twice.
• It's not a function because no vertical lines hit it twice.
• It is a function because a vertical line hits it twice.

How would you write y = 2x - 3 in function notation?

• y = 2x-3

• f = 2x - 3

• f(x) = 2x-3

If a question asks you to find f(2), what does that mean?

• Let x = 2

• Let y = 2

True or False:
3 is a range value in the relation graphed.

• True
• False

• 
• 
• 
• 

What is the RANGE of this graph?

• -7<x<5

• -7≤y<5

• -3<x<1

• -3≤y<1

What is the Range?

• y ≥ 6

• -10 ≤ y ≤ 6

• -10 ≤ x ≤ 6