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shtirl [24]
3 years ago
13

How to write all real numbers in set notation?

Mathematics
1 answer:
laila [671]3 years ago
7 0
Hi, this is the notation for inclusion of all real numbers.

x \in \mathbb{R}

We can also state numbers which are positive or negative with a sign on top of the R notation like so:

x \in \mathbb{R}^{+} \text{ or } x \in \mathbb{R}^{-}
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Answer:

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7 0
3 years ago
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Can someone help me learn linear equations​
Bezzdna [24]

Answer:

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Step-by-step explanation:

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3 years ago
Find two additional roots of P(x)=0.<br><br> 13+sqrt 3 and 7i
vova2212 [387]
So, x = 13, x = √3 and x =7i.

now, recall that for an EVEN radical, there are two possible roots, namely is say √3 is say hmmm some value "a", that means that a*a = √3, however, -a*-a is also √3, therefore, ±√3 are two valid values, and therefore -√3 is another one.

now.... keep in mind that, complex solutions or roots, never come all by their lonesome, their sister is always with them, the conjugate, so, for 7i or namely 0 + 7i, her sister is always around, 0 - 7i, which is the other root.
4 0
4 years ago
10(2.1q -2) + (7.5q+18)
aliina [53]

Answer:

Simplify the expression.

28.5q−2

Step-by-step explanation:

i think this what you would like

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3 years ago
I BET YOU CANT SOLVE THIS...
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