If xy=0
assume that at least x or y=0
3(x-3)=0
therefor
3=0 or x-3=0
3=0 is false
therefor
x-3 mus equal zero
x-3=0
add 3 to both sides
x=3
Answer:
= −14/5
Step-by-step explanation:
= − 14/5 cause that's what I think it is also I solved it and this is what I got
The researchers should flip a coin to decide independently for each subject, to randomly assign the cola recipe for each subject
Apex :)
It would be either C or A, sorry I cant help anymore than that
I don’t really know what the answer is
