Enable text based alternatives for graph display and drawing entry
Try Another Version of This Question
Use De Morgan's Laws to write a statement that is equivalent to the following statement:
"It is not true that North Dakota and East Dakota are both states."
Either North Dakota is a state, or East Dakota is not a state.
Either East Dakota is a state, or North Dakota is not a state.
North Dakota is not a state, and East Dakota is not a state.
Either North Dakota is not a state, or East Dakota is not a state.
North Dakota is not a state, and East Dakota is a state.
Box 1:
Select the best answer
↑
X
MathQuill
Basic
General
Intervals
Inequalities
Functions
Trig
x
x
√
n
√
|
|
(
)
π
∞
DNE
x
√
(
)
π
∞
DNE
(
)
(
]
[
)
[
]
—∞
∞
∪
DNE
<
>
≤
≥
or
All Real Numbers
DNE
log
log
n
ln
n
√
|
|
e
sin
cos
tan
arcsin
arccos
arctan
⟨
⟩
∞
DNE
-∞
∞
∪
DNE
[more..]