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Maurinko [17]
4 years ago
15

Given a = {a, b, c} and b = {c, a}, which of the following is true? a ⊂ b b ⊂ a

Mathematics
1 answer:
netineya [11]4 years ago
4 0
A=\{a;\ b;\ c\};\ B=\{a;\ c\}\\\\therefore\\\\A\supset B\to B\subset A
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4 - lxl = 1<br> Solve for x
Leokris [45]

Answer: 3 or -3

Step-by-step explanation:

4 - |x| = 1

First subtract 4

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The | | sign makes it both positive and negative

So -|3| and -|-3| will = -3

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3 years ago
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Answer:

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Step-by-step explanation:

to get your total you multiply

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Answer:

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Step-by-step explanation:

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3 years ago
An auditorium has 30 rows with 10 seats in the first row, 12 in the second row, 14 in the third row, and so forth. How many seat
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Answer:

My answer is 1170 but the way I figured out the problem was by listing numbers 1-30. the problem state that the 1st row had 10, 2nd row had 12, and 3rd row had 14 and so forth. So I basically did the same method till I got to 30 and then add up all the numbers which gave me the answer of 1170.

Step-by-step explanation:

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