Question

fill in the blank so that the resulting statement is true.
set a is a subset of set b, expressed as __, means that __.

thats incorrect.
set a is a subset of set b, expressed as ( a subseteq b ), means that every element in set a is also an element in set b. if you also assume that set a does not equal set b, then you can write ( a subset b ).

try again next question

question 1)
a.
b. (selected)
c.
d.

Explanation:

The problem is about defining set subset notation and its meaning. The standard notation for "set A is a subset of set B" is $A \subseteq B$, and this means every element in set A is also an element in set B.

Answer:

First blank: $A \subseteq B$
Second blank: every element in set A is also an element in set B