3 years ago

Please help I never understood this a lot,

1 answer:

4 0

Answer:

it is a.

Step-by-step explanation:

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vovikov84 [41]

A = {1, 3, 5, 7, 9}
B = {2, 4, 6, 8, 10}
C = {1, 5, 6, 7, 9}

(B ∪ C) = {1, 2, 4, 5, 6, 7, 8, 9, 10}
so
A ∩ (B ∪ C) = {1, 5, 7 , 9}

6 0

3 years ago

Ber [7]

Answer: to make 78 copies it cost 26 dollars.

Step-by-step explanation:

18 copies - 6 dollars

78 copies - x dollars

Hence,

$\displaystyle\\x=\frac{78*6}{18} \\\\x=\frac{26*3*6}{3*6} \\\\x=26 \ dollars$

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1 year ago

andre [41]

Answer:

4320

Step-by-step explanation:

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2 years ago

timurjin [86]

add 4n and 5n, which is 9. 9n=-9, and if u divide both sides by nine, n=-1

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3 years ago

DiKsa [7]

Assuming that is a 24 the answer would be 24[10] = 240 but if that is the question 2 and the number is just 4 the answer is just 40

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3 years ago