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xxTIMURxx [149]
2 years ago
10

Simplify the following. (7+5i)^2−(3+2i)=

Mathematics
1 answer:
Ivahew [28]2 years ago
7 0

Answer:

hope that will help you

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The following table shows the monthly defect rate for a product at a manufacturing company.
Lapatulllka [165]

Answer:

3

Step-by-step explanation:

3 0
2 years ago
1. Some roads in Poland have a speed limit of 140 km/h. How fast is this in miles per minute?
Y_Kistochka [10]
I only know number one here you goSolution
Conversion for Km to Miles
1km = 0.621 miles

Conversion Hours to minutes
1 hr = 60 mins

solve
140 (0.621 miles / 60 mins )
= 140 (0.01035 miles/min)
= 1.449 miles/min
8 0
2 years ago
Read 2 more answers
1
Vadim26 [7]

Answer:

x+2

Step-by-step explanation:

The firs 3 observations are x, x+2, x+4

Mean = sum of data/samaple size

Mean = x+x+2+x+4/3

MEan = 3x+6/3

Mean = 3(x+2)/3

Mean = x+2

Hence the required mean is x+2

6 0
3 years ago
When solving a system of equations by elimination, there are multiple correct ways you can start. which of the following is NOT
Marta_Voda [28]

Answer: the 2nd one

Step-by-step explanation: you didn’t multiply the -7 by 5, therefore being wrong

5 0
2 years ago
A survey found that​ women's heights are normally distributed with mean 63.9 in. and standard deviation 3.6 in. The survey also
stich3 [128]

Answer:

a: 0.1%

b. No it does not

c.  Probably for safety reasons

Step-by-step explanation:

for women: z = (55.9 - 63.9)/3.6 = -2.22

The p-value for z = -2.22 is 0.0132, so only 1.32% of women could walk through without bending

for men: z = (55.9 - 69.7)/3.6 = -3.83

The p-value for z = -3.83 is 0.001, so only 0.1% of men could walk through without bending

4 0
3 years ago
Read 2 more answers
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