Linear Graph
Quadratic
Calculation (yay)
100

Find the Gradient

(3,6)(4,7)

1

100

Simplify

x2+144

(x+12)(x-12)

100

15+20=

35
200

Find the Gradient

(3,5) (5,9)

1/2
200

Expand
(x+7)(x+9)

x2+16x+49

200

27+18=

46

300

Find the Gradient

(7,5) (8,10)

-5

300

Simplify

x2-2x-15

(x+3)(x-5)

300

12x6=

72

400

Find the Equation

(7,9) (2,9)

y=9

400

Expand

2(x+4)(x-9)

2x2-10x-72

400

368/4=

92

500

Find the Gradient

(8,-9) (8,21)

Undefined

500

Simplify

3x2-42x-144

3(x-6)(x-8)

500

12x8/4-3=

21

M
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