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just olya [345]
3 years ago
11

15. Show, using a numerical example, that the expressions (x+2) and x² + 4 are not equivalent.

Mathematics
1 answer:
RideAnS [48]3 years ago
4 0

Answer:

Check explanation below.

Step-by-step explanation:

For this, Ill assign X the value of 2.

(2+2)=(2^2+4)

4\neq 8

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Choose which set or sets the following number belongs to. Be sure to account for ALL sets.
Lelechka [254]

The sets to which the number -√3 belongs are:

D: Rational numbers.

E: Real numbers.

<h3>To which sets the number belong?</h3>

Here we have the number:

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Notice that 3 is a prime number, and the square root of 3 is then an irrational number.

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Then the correct options are:

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3 0
1 year ago
One of the exterior angles of a triangle is 120° and the
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