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Reil [10]
2 years ago
10

X²=9 determine if x belongs to Q or belongs to Q dash​

Mathematics
1 answer:
Elis [28]2 years ago
4 0

x = 3 is the answer can you pls add me brainliest answer

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I need help with this tysm​
erica [24]

9514 1404 393

Answer:

  1. -51
  2. -30
  3. -60
  4. 2 or -2

Step-by-step explanation:

The function puts a minus sign on 3 times the magnitude of the input.

1. y = -|3×17| = -51

2. y = -|3×10| = -30

3. y = -|3×20| = -60

4. -6 = -|3x|

  2 = |x| . . . . divide by -3

  x = ±2 . . . . two possibilities

8 0
3 years ago
-5w=7-4w+8<br>need help and need my work shown ​
Anestetic [448]

Answer:

w = -15

Step-by-step explanation:

-5w = 7 - 4w + 8

Grouping like terms together,

-5w+4w = 7+8

-w = 15

w = -15

6 0
3 years ago
Can someone help me out?
Lapatulllka [165]
502.7 is the answer!
8 0
3 years ago
GIVE ME A REAL ANSWER PLEASE! IT IS DUE NOW! Factor completely 3x^2 + 5x + 1.
Elena L [17]

Answer:

prime

Step-by-step explanation:

3x^2 + 5x + 1

it can't be factorizes with rational numbers

3 0
4 years ago
Read 2 more answers
Help ASAP will give brainilist
Elenna [48]
It would be: 4 / 2/5

We can re-write it as:

4 * 5/2

= 20/2

= 10

In short, Your Answer would be: 10

Hope this helps!
5 0
4 years ago
Read 2 more answers
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