Answer:

Step-by-step explanation:
You can understand the statement from many perspectives, but in terms of proposition logic it is best to understand it as "negation of a" or " b" in mathematical terms is written like this

You can show that they are logically equivalent because they have the same truth table.
Answer:
Length: 10 cm
Width: 5 cm
Step-by-step explanation:
Answer:
<em>I </em><em>think</em><em> the</em><em> two</em><em> </em><em>digit </em><em>number</em><em> </em><em>formed </em><em>would </em><em>be </em>
<em>xy</em>
<em>seeing</em><em> </em><em>that </em><em>x </em><em>is </em><em>on </em><em>the </em><em>tens </em><em>place </em><em>which </em><em>is </em><em>the </em><em>second</em><em> </em><em>last </em><em>place </em><em>and </em><em>y </em><em>is </em><em>on </em><em>the </em><em>ones </em><em>place </em><em>meaning</em><em> </em><em>it </em><em>has </em><em>to </em><em>be </em><em>the </em><em>last </em><em>value.</em>
<em>I</em><em> hope</em><em> this</em><em> helps</em>
Answer:
25, 34, 43
Step-by-step explanation:
-11 + x = -2, -11 + 9 = -2 -2 + x = 7, -2 + 9 = 7, 7 + 9 = 16 -2 - x = -11, -2 - 9 = -11 7 - x = - 2, 2 + x = 11, 11 - 2 = 9, 9 = x 7 - 7 = 0 - 2 = -2, 7 + 2 = 9, 7 - 9 = -2
16 + 9 = 25, 25 + 9 = 34, 34 + 9 = 43
J'espère que cela pourra aider : )