Question

which expression is equivalent to |a|<3? (WILL MEDAL & FAN)
http://i.imgur.com/2EKesbv.jpg

Answer 1

A

Answer 2

Can you explain how? if you don't mind of course~

Answer 3

|a| just means that a is between 3 and -3

Answer 4

it has to be the word "and" otherwise, it will cover the whole number line

Answer 5

for instance if you have a<3 or a>-3, this means that a is either less than three OR greater than -3, which covers the whole number line

Answer 6

Thank you very much :)

Answer 7

yep

Answer 8

:3

Answer 9

^^