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UkoKoshka [18]
3 years ago
9

What is sink? HELP ASAP 20 POINTS

Mathematics
1 answer:
stepan [7]3 years ago
8 0
Sin of K is opp/hyp so the answe is a.12/13
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Eva incorrectly classifies the quotient -(-81/-9) as positive.
NISA [10]
The answer is negative because, ( -81/-9) =(+9). -(+9) = -9. Maybe for got the - sign before the equation
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3 years ago
For the given set, first calculate the number of subsets for the set, then calculate the number of proper subsets. {18, 8, 14, 9
kicyunya [14]

Answer:

Subsets of the given set = 32

Proper subset of the given set = 31

Step-by-step explanation:

Given set is {18, 8, 14, 9, 6} having 5 elements.

We know number of subsets of a set having n elements are represented by

2^{n}

where n is the number of elements in the set.

Therefore, subsets of the given set = 2^{5}

= 32

Since original set itself is a subset of its own, is not a proper subset.

Therefore, proper subset of a set = 2^{n}-1

= 2^{5}-1

= 32 - 1

= 31

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3 years ago
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Mila [183]

Answer:

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Step-by-step explanation:

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tankabanditka [31]

If you are answering a question or about how many pages he has in his book, it is 550 pages in his book total. If it's how much longer Naoya will have to read to finish their book it is 10 hours.

3 0
3 years ago
Which expressions are equivalent to 3x + 2(x − 1) − 4?
alina1380 [7]
5x-6 is equivalent. This is because 2 (x-1) becomes 2x-2, which makes the expression 3x+2x-2-4, which when put all together becomes 5x-6.
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