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Crazy boy [7]
2 years ago
12

Ayuda please I need help me please

Mathematics
1 answer:
snow_tiger [21]2 years ago
4 0

Answer:

sqrt(61)

Step-by-step explanation:

4-(-1) = 5

-3-(-9) = 6

sqrt(5^2+6^2) = sqrt(25+36) = sqrt(61)

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-2.3 + 10.8 + (-8.4)
spayn [35]

Answer:

.1

Step-by-step explanation:

Try and take it step by step.

-2.3 + 10.8 + (-8.4)

First let's rearrange and combine the negatives.

-2.3 + (-8.4) + 10.8

-2.3 + (-8.4) = - 10.7

Let's rewrite

10.8 - 10.7  and solve!

10.8 - 10.7 = .1

6 0
2 years ago
Identify the variables in the following.<br> A) 4r- 3<br> B) x + 7
Doss [256]

A). 4r − 3

There are no like terms.

Answer:

= 4r − 3

B). x + 7

There are no like terms.

Answer:

= x + 7

4 0
3 years ago
What is the least number of solution a quadratic system can have
Setler79 [48]
The least number of quadratic system can have is Two real solutions or no real solutions. 
8 0
3 years ago
In a group of 25 students, 16 are female. What percentage of the group is female?
asambeis [7]
Percent is out of 100, and 25*4=100. So multiply 16*4=64, so the answer is 64%
3 0
3 years ago
Read 2 more answers
Another question i will give brainlilest!
Strike441 [17]

Answer:

2π

Step-by-step explanation:

Area = πr^2

        = π2^2

        = 4π

4π is the area of the whole circle, so divide it in half to get the semicircle.

        <u>= 2π</u>

5 0
3 years ago
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