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snow_tiger [21]
2 years ago
6

Will mark brainliest for whoever answers correctly

Mathematics
1 answer:
Veronika [31]2 years ago
4 0

Answer:

The answer is 2

Step-by-step explanation:

x+y = (1+i) + (1-i)

open the bracket...

1+i + 1-i

collect like terms

=1+1+i-i

= 2-0

=2

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Name number that is rational but not and interger or a whole number
iogann1982 [59]

Providing a short wikipedia definition here: "In mathematics, a rational number is any number that can be expressed as the quotient or fraction"

So any fraction would work for this question I believe?

3 0
3 years ago
It takes 12 men 5 days to complete a job. Work out how many days it would take 3 men to complete the same job.
frutty [35]

Answer:

20 days

Step-by-step explanation:

It takes 12 men 5 days to complete a job. Work out how many days it would take 3 men to complete the same job.

12 * 5 = 60

60/3 = 20

It will take 3 men 20 days to do the same job

3 0
2 years ago
25 Points: The probability of event A occurring in an experiment is P(A)=0.73
strojnjashka [21]

Answer:

.27

Step-by-step explanation:

7 0
3 years ago
which of the following regular polygons can make a tessellation: a)septagon b)octagon c)square d)hexagon
adell [148]

Answer:

septagon

Step-by-step explanation:

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hope it helps .

3 0
3 years ago
How do you solve 30 and 31
Westkost [7]

Answer:

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8 0
3 years ago
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