DR tables & Expressions

Aniya wrote the expression above to represent her 5th term in her sequence. What is the first term of Aniya's sequence?

• -¼

• 5

• 1

• 7.5

Draw a DR table with ONLY 2 positions (you're welcome, Luca) for the following description: "Pick a number, subtract 1, multiply by -¼ and add 7.5"

Is your jump number for your DR table -0.25?

• Yes, I rocked it.

• No, I forgot parentheses

• No, I messed up in my DIRECTIONS column

• No, I messed up in my RESULT column

• Yes, I just wrote it as -1/4

What is the jump number for this expression?

• 1

• 7.5

• -1/4

Is -0.25 and -1/4 the same thing?

• Yes

• No

So, is the jump number from the DR table and Aniya's expression the same?

• YES!

• No way, Mrs. Stear. You are crazy.

• Mrs. Stear, can you come explain this to me?

In Aniya's expression, the 5 represents the

What is the 5th term? (Simplify the expression)!!!!

• 7.5

• 6.5

• 6½

• 7½

What would I plug in for x if I want to find the 5th term in our DR table?

• -1/4

• 1

• 5

• 7.5

Plug in 5 for x (the position) to find the 5th term. What do you get?