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anastassius [24]
3 years ago
10

Can anyone help me with this problem

Mathematics
1 answer:
Rama09 [41]3 years ago
3 0

9514 1404 393

Answer:

  8. A = {Delaware, New Jersey, Pennsylvania}

  9. |B| = 3

Step-by-step explanation:

8. Dates prior to 1 Jan 1788 are those in 1787. The three states admitted in 1787 are listed as Delaware, Pennsylvania, New Jersey. It is usually convenient to list elements of a set in lexicographical order:

  A = {Delaware, New Jersey, Pennsylvania}

__

9. The months June and July appear 3 separate times on the list, so there would be 3 elements in the set B.

  |B| = 3

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Leokris [45]

Answer:

Three acute angles.

Explanation:

There are always three acute angles in an acute triangle.

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3 years ago
If f(1) = 6 and f(n) = f(n − 1) +3, then f(7) =<br> (1) 10 (2) 24 (3) 15<br> (4) 18
Juliette [100K]

Answer:

24

Step-by-step explanation:

f(n) = f(n − 1) + 3

if n = 7 => f(7) = f(7-1) + 3 = f(6) + 3

if n = 6 => f(6) = f(6-1) + 3 = f(5) + 3

if n = 5 => f(5) = f(5-1) + 3 = f(4) + 3

if n = 4 => f(4) = f(4-1) + 3 = f(3) + 3

if n = 3 => f(3) = f(3-1) + 3 = f(2) + 3

if n = 2 => f(2) = f(2-1) + 3 = f(1) + 3

if f(1) = 6 then f(2) = 9

f(3) = 12

f(4) = 15

f(5) = 18

f(6) = 21

f(7) = 24

3 0
2 years ago
Ill give for 32, plz solve them. :)
Reika [66]

Answer:

t>=7

Step-by-step explanation:

4 0
2 years ago
Which number line represents the solution set for the inequality 3(8 – 4x) &lt; 6(x – 5)?
rewona [7]

Answer:

2nd option.

Step-by-step explanation:

3(8 - 4x) < 6(x - 5)

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-12x - 6x < -30 - 24

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6 0
3 years ago
Read 2 more answers
Can you help with this problem 5×-(14-×)=-30-2×​
REY [17]

Answer:

-2

Step-by-step explanation:

First remove parenthesis. Next collect the like terms. Next move terms. Next collect the like terms and calculate. Divide both sides by 8. Your answer is -2

6 0
3 years ago
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