Which of the following represents the set in words?
{x | x < 0}
a all positive integers
b all positive real numbers numbers
c none of these
d all negative real numbers
e all negative integers

Good evening ,

C. None of these.

Step-by-step explanation:

{x | x < 0}

-Aall positive integers (false because x is negative)

-Ball positive real numbers numbers (false because x is negative)

-CNone of these (true)

-Dall negative real numbers (false because 0 must be in the set)

-Eall negative integers (false because 0 must be in the set)

In other words, 0∈E and 0 ∉ {x | x < 0}.

:)

30 units^2

step-by-step explanation:

area is l × w

the length is 3

and the width is 10

3 × 10= 30 units squared