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sertanlavr [38]
3 years ago
13

Choose all true statements:

Mathematics
2 answers:
leva [86]3 years ago
8 0
<span>1 - All real numbers are rational numbers.   FALSE
All real numbers are NOT rational numbers. The real numbers are made up of rational numbers and irrational numbers.

2 - Some rational numbers are natural numbers. TRUE
All natural number are rational numbers but not all rational numbers are natural numbers. Thus, some rational numbers are natural numbers.

3 - No real numbers are irrational numbers. FALSE
</span><span>The real numbers are made up of rational numbers and irrational numbers. Thus, some real numbers are natural numbers.

4 - All whole numbers are integers. TRUE
The whole numbers are the natural numbers plus 0. The integers comprises of the whole numbers plus the negative of the whole numbers.
Thus, all whole numbers are integers.

5 - Some integers are natural numbers. TRUE
</span>The integers comprises of the whole numbers plus the negative of the whole numbers. <span><span>The whole numbers are the natural numbers plus 0. The natural numbers are the counting numbers, i.e. 1, 2, 3, . . . which are also part of integers.
Thus, some integers are natural numbers.

</span>6 - No rational numbers are integers. FALSE
The rational numbers are made up of the integers and any number that can be expressed as a fraction.</span>
Thus, all integers are rational numbers and some rational numbers are integers.
Andrews [41]3 years ago
3 0

Answer:from top to bottom they go in this order.

2,4,5.

Step-by-step explanation:

got it right in e2020

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Alex_Xolod [135]

Answer:

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Step-by-step explanation:

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7 0
3 years ago
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Express (sin 30 + i cos 30)^18​
Savatey [412]

Answer:

-i.

Step-by-step explanation:

Applying DeMoivre' s theorem:

(sin 30 + i cos 30)^18​

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8 0
3 years ago
What is the answer to 5 squared
VARVARA [1.3K]
5^2 is only 5 x 5 =25
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4 0
3 years ago
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write this sentence into an inequality.- The weight limit of the desk is a maximum of 40 pounds. PLZ TELL ME QUICK
dusya [7]

-- The LIMIT is 40 pounds.

-- The weight HASTA be 40 pounds or less.  It can't be more.

-- 40 pounds is OK, and anything less than 40 pounds is OK too.

-- 41 pounds or more is too much.

-- Here are all the OK conditions:
. . . . Weight = 40 pounds.
. . . . Weight is less than 40 pounds.

--  Summary:  Weight can be equal to 40 pounds or less than 40 pounds.

Can you write that same sentence with the mystical symbols of Math ?

How about        W ≤ 40 lbs
5 0
3 years ago
18x2 + 10x = 0<br> please help no spam!
9966 [12]

Answer:

x= -5/9

That is the answer, try it.

4 0
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