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velikii [3]
3 years ago
10

Perfect square trinomial:

Mathematics
1 answer:
Alina [70]3 years ago
6 0

Answer:

See work below.

Step-by-step explanation:

(k-9)^2=(k-9)(k-9)\\=k^2-2(k)(9)+9^2\\=k^2-18k+81

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John is curious how much money he can make in a month. He makes one penny on March 1st. He hopes to double the amount he makes e
KonstantinChe [14]

Answer:

£10,737,418.24

Step-by-step explanation:

<u>Every day amount doubles:</u>

  • March 1st = 1p= 2^0 p
  • March 2nd = 2*1p = 2^1 p
  • March 3rd = 2*2p = 2^2 p
  • ...
  • March 31st = 2^30 p = 1,073,741,824 p = £10,737,418. 24
4 0
4 years ago
Use a proportion to find the legth of side x for the pair of similar figures below
PtichkaEL [24]

Answer:

Yes, 30.8 is the value of x. I also double-checked by plugging 30.8 into the right side as well.

14/10 = 1.4

30.8/22 = 1.4.

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Step-by-step explanation:

3 0
3 years ago
please help on all of them i will add you and every question of mine i make i will give you brainliest and good points please he
vladimir2022 [97]

Answer:

1b. 15 plus 16a

2a. 49w plus 28

2b. 36 plus 60n

3a. 50 plus 20w

3b. 77 plus 121a

4a. 55s plus 30

4b. 132 plus 121a

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Step-by-step explanation:

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7 0
3 years ago
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Genrish500 [490]

Answer:

(2 x 3) - 4

Step-by-step explanation:

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5 0
3 years ago
Read 2 more answers
Jason spent 5 hours during the weekend practicing his 3 sports and music activities. He spent an equal amount of time each activ
lesantik [10]

Answer:

100 minutes or 1.666666 hours or 1 and 2 thirds

                                                       

Step-by-step explanation:

first do 60x5 because 1 hour is 60 minutes so we get 300 then divide by 3 because of the three sports.

4 0
3 years ago
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