Y8 revision

Sequences

100

Find the nth term rule for

6, 14, 22, 30, 38

8n - 2

200

The number of matchsticks needed to make a pattern is given by the rule 11n - 5.

Hadi has 203 matchsticks. 

What is the largest pattern number he can make?

19

300

Find the nth term for:

13/12 , 5/6 , 7/12 , 1/3 , 1/12

-1/4 + 4/3

400

Find the nth term

-2, 4, 14, 28, 46

2n² - 4

500

Find the nth term rule for:

-37/6 , -67/6, -93/6 , -115/6, -133/6

1/3n² - 6n - 1/2

Algebra

100

Expand and simplify

3(2x-7)-(2x+7)+1

4x - 27

200

Algebra

question 2

x = 4

300

Algebra

question 3

y = +9 or -9

no marks for just 9 :(

400

Algebra

question 4

a = 5

b = 8

500

Algebra

question 5

see PPT

Circles

100

Circles

question 1

31.4

200

Circles

question 2

6pi +6

300

Circles

question 3

63 + 11.25 pi

400

The arc length of a 40° sector is 2π

Find the radius

r = 9

500

Circles

question 5

x = 36

Indices

100

Indices

question 1

9x⁴

200

Indices

question 2

y = 1

300

Indices

question 3

2h³

400

Indices

question 4

h = 6

m = 10

500

Indices

question 5

46/15

Graphs

100

Graphs

question 1

y= 3x - 4

200

State the gradient and the y intercept for the graph.

5y - 12.5x = 8

m = 2.5

c = 1.6

300

Find the equation of a lien passing through he points

(14 , 0) and (-6 , 5)

y = -0.25x + 3.5

400

find the gradient of the line which connects.

A ( 5 , 10) and

B ( 5 , -3)

undefined

500

line a passes through the points (8 , 0) and (2 , -4.5)

line b has the equation y = -2m/3 x + 12 and is perpendicular to line a.

find the value of m

m = 2