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Furkat [3]
3 years ago
9

Whats the value of 3x^2 + 5x when x=3 . show woro please if you can.

Mathematics
1 answer:
lubasha [3.4K]3 years ago
6 0

Answer:

42

Step-by-step explanation:

3x^2 +5x

Let x=3

3(3)^2 +5(3)

3*9 +15

27+15

42

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wel

Answer:

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Step-by-step explanation:

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5 0
3 years ago
Giving the 2 sides of the triangle, find the range of all possible lengths for the third side.
Zinaida [17]

Answer:

  1. 2 < x < 16
  2. 3 < x < 19
  3. 14 < x < 18
  4. 4 < x < 16
  5. 13 < x < 47
  6. 0 < x < 10
  7. 1 < x < 7

Step-by-step explanation:

The minimum third side is the difference of the given sides; the maximum third side is their sum.

If you like, you can have a spreadsheet calculate these for you. That seems like more work than just doing them in your head.

4 0
3 years ago
1/3 + a =5/4 a=<br><br> what does a = i really need help this means a lot to my grade
Katyanochek1 [597]

Answer:

a = 11/12

Step-by-step explanation:

1/3 + a =5/4

Subtract 1/3 from each side

1/3-1/3 + a =5/4-1/3

a = 5/4 -1/3

Get a common denominator of 12

a = 15/12 - 4/12

a = 11/12

4 0
3 years ago
Read 2 more answers
Please Help Me!!!<br><br> Solve : <br><br> (g-f)(-3)===
trapecia [35]

You foil for this one so it means that you multiply -3 with g, then multiply -3 with -f, you should get -3g+3f, but i'm not sure if i did it correctly if i did get it wrong then my bad

7 0
3 years ago
The given data set shows the weight, in pounds, of nine dogs at an animal hospital.
stepan [7]

Answer:

110

Step-by-step explanation:

You can see that the other terms are between 20 and 40, but 110 is a whole 75 off of the next greatest number. That makes it an outlier

8 0
3 years ago
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