gr7

gr7

Tuesday, 13 November 2012

nov 13 math quiz corrections


U4 Patterning

Using the variables provided, identify the patterning rule relating the term number “n” to the term value “v” for each table below.  Next, use that rule to calculate the value of the 8th term for each table.  Do not continue the table.

Term Number (n)
Term Value (v)
1
9
2
10
3
11

Rule: n + 8 = v         8 + 8 = 16

Term Number (n)
Term Value (v)
1
9
2
18
3
27

Rule: n x 9 = v          8 x 9 = 72

Term Number (n)
Term Value (v)
1
4
2
6
3
7

Rule: n + 5 – 1 = v              8 + 5 – 1 = 12

Term Number (n)
Term Value (v)
1
4
2
7
3
10

Rule: n x 3 + 1 = v               8 x 3 + 1 = 25

Term Number (n)
Term Value (v)
1
7
2
12
3
17

Rule: n x 5 + 2 = v               8 x 5 + 2 = 42

Term Number (n)
Term Value (v)
1
1
2
4
3
9

Rule: n²                                  8² = 64