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insens350 [35]
3 years ago
8

Please help, i will give brainilest.

Mathematics
2 answers:
kipiarov [429]3 years ago
5 0

Answer:

i think x = 21

Step-by-step explanation:

Maksim231197 [3]3 years ago
4 0

Answer:

-36

Step-by-step explanation:

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The salaries of 235 nurses were recorded and analyzed. The analyst later found that the highest salary was incorrectly recorded
madam [21]

The correct answer is A. Mean

Explanation:

In the analysis of numerical data, means refers to the average value. This is found by adding all the values, in this case, all the salaries and then dividing the total by the total of values, in this case, 235. This sample statistic is affected by each of the values that are added, due to this, if a value changes or was corrected, the mean needs to be revised. Also, this does not occur in the case of the minimum (lowest value), the median (value in the middle), or in the mode (most frequent value.)

3 0
3 years ago
Which technique is most appropriate to solve this equation?
yawa3891 [41]

Answer:

Square root property

Step-by-step explanation:

The given equation is :

x^2+6=31

We need to write the most appropriated technique to solve the above equation.

Subtracting both sides of the above equation by 6 such that,

x^2+6-6=31-6\\\\x^2=25

Now taking square root on both sides we get :

x=\sqrt{25}

The square root property is used here, such that the value of x is :

x=\pm 5

8 0
3 years ago
ABCD is a rectangle and AC=28. Find the length of AD
zaharov [31]

Answer:

AD=BC=10

..............

7 0
3 years ago
Evaluate the following expression:
Delicious77 [7]
7.0 \cdot 10^4 + 6.0 \cdot 10^3=10^3\cdot (7.0 \cdot 10+6.0)= (70.0 +6.0)\cdot10^3= 76 \cdot10^3\\ \\ Answer: \ D) \ \ 76 \cdot 10^3


3 0
3 years ago
Suppose f(x)=2x−5. Find the value of f(3)
sleet_krkn [62]

Answer:

it is 1

Step-by-step explanation:


5 0
3 years ago
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