Paper 2

Question 1

Standard Form

Answer 1

(6x10^x)+(6x10^x)+6x10^x)=6006.6

6000=6x10^3
6=6x10^0
0.6=6x10^-1

Question 2

distance on a graph

Answer 2

412+(1/2612)+(1412/2)
=168 /24
7

Question 3

Expansion and simplification

Answer 3

2(w+2)*(w+5)(3w-1)(w+5)/
(w+5)(w-5)(w+2)(w+1)

2(3w-1)/
(w+1)

6w-2/w+1