Question 1
let f(x) = 3x - 2. find f(-2)

x=0

Step-by-step explanation:

given f(x) = 3x-2

f(-2) = f(x)

-2 =3x-2

making x the subject,

3x = -2+2

3x=0

x=0/3

X=0

you answer is a

step-by-step explanation:

the total estimated nappy use.=10,500,000

step-by-step explanation:

given that on an average the average baby uses 3528 napkins.

in a particular year 2014, the number of births were 299697 in new south wales.

rounding off the number of births to the nearest hundred thousand we have

no of birtsh = 300000

also rounding off the average usage to nearst thousand we get

average use of a baby = 3500

hence total number of nappy estimated to be used = 3500x300000

= 10,500,000

answer is 10,500,000 nappies