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julia-pushkina [17]
3 years ago
12

I’m confused about the whole thing, can anyone help me out?

Mathematics
2 answers:
Ksju [112]3 years ago
7 0

Answer:

Sorry I cant help

Step-by-step explanation:

mart [117]3 years ago
6 0

Answer:

Step-by-step explanation:

(\frac{\sqrt{3}}{3} +\frac{\sqrt{3}}{2} i)^2\\=\frac{3}{9} +\frac{3}{4} i^2+2 *\frac{\sqrt{3}}{3} *\frac{\sqrt{3}}{2} i\\=\frac{1}{3} -\frac{3}{4} +i\\=\frac{4-9}{12} +i\\=-\frac{5}{12} +i\\

[i²=-1]

which is of the form a+bi

where a=-5/12,b=1

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If you can help me in this I would be very Thankful guys​
sladkih [1.3K]

Answer:

OAB = 75

OAB = 45

OMN = 60

Step-by-step explanation:

so there is a rule for corresponding angles are equal to one another

in this question the corresponding angles would be angle OMN and angle OAB

meaning that since OMN is 45 degrees, then OAB would also be 45 degrees

FOR ANGLE ONM

To find angle ONM, we know that the angle of a straight line is equal to 180 degrees.

If part of the straight line is 120 degrees, then the remaining would mean

180-120 = 60 degrees

thus ONM is 60 degrees

Earlier, we found that corresponding angles are equal and ONM and OBA are corresponding angles which means

OBA also equals 60 degrees.

To find angle OMN, the angles in a triangle add up to 180, since we know angles M and angle N, then

180 - 45 - 60 = 75 degrees

8 0
3 years ago
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Explain the mathematical laws of probability
charle [14.2K]
In probability<span> theory, the </span>law<span> (or formula) of total </span>probability<span> is a fundamental rule relating marginal </span>probabilities<span> to conditional </span>probabilities. It expresses the total probability<span> of an outcome which can be realized via several distinct events. I hope this answers your question! :)</span>
3 0
3 years ago
Round 9.309 to the nearest tenth
Harman [31]
9.31
Hope that helps!!!!!!
5 0
3 years ago
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Could someone please help me with this homework assignment?
docker41 [41]

Answer:

1. $27.30 2. $48.00 3. $15.75 4. $24.20 5. $31.00 6. $40.80

Step-by-step explanation:

1. $13.00 + (1.10)($13.00)

= $ 27.30

2. $60.00 - $60.00(0.20)

= $48.00

3. $15.00 + $15.00(0.05)

= $15.75

4. $22.00 + $22.00(0.10)

= $24.20

5. $25.00(0.06) + $25.00(0.18) + $25.00

= $31.00

6. $32.00(0.075) + $32.00(0.20) + $32.00

= $40.80

Hope this helped :)

5 0
3 years ago
(05.02)The area of the parallelogram below is ___ square meters
alexandr1967 [171]

Step-by-step explanation:

the area of a parallelogram is

baseline × height

which is in our case

9 × 7 = 63 m²

7 0
2 years ago
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