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san4es73 [151]
4 years ago
7

What is (2-7i)(-1+4i)

Mathematics
1 answer:
Daniel [21]4 years ago
7 0
15x, because 2 × 4x= 8x and -1×-7=7x...add 8x and 7x ull get the answer
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How 45 degree angles does it take to make a full turn?<br> PLSSSSSSSSSSSSSSS HELP
Lubov Fominskaja [6]

Answer:

8 turns

Step-by-step explanation:

If we want to take a full turn, we'd turn around 360° since we'd be in the same position.

If we turn in intervals of 45°, we need to find how many times 45 goes into 360. To do this, we can divide.

360\div45=8

Hope this helped!

4 0
3 years ago
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What is 6 wholes - 3 2/5
Zina [86]

Answer:

2 3/5 or 13/5

Step-by-step explanation:

It's been awhile since I've been on this site but here we go

So to figure this out you have to get both denominators to be the same, and right now that 6 is a 6/1

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so now you do 30/5 - 17/5 which comes out to 13/5, or 2 3/5

Hope this helped!

~Kelp

7 0
3 years ago
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nadya68 [22]

Answer:

20th day

Step-by-step explanation:

you: 4,8,12,16,20,24

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3 0
4 years ago
What is the mean? If the answer is a decimal, round it to the nearest tenth.<br>​
Rasek [7]

Answer:

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Step-by-step explanation:

8 0
3 years ago
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zloy xaker [14]

Answer:

46 ≤ n ≤ 60   ( C )

Step-by-step explanation:

using the given null hypothesis to check if the samples differ from originally values

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therefore all possible sizes will lie between  

46≤n≤60

7 0
3 years ago
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