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Bogdan [553]
4 years ago
10

Evaluate 3x for x = −2, x = 1, and x = 3.

Mathematics
1 answer:
GuDViN [60]4 years ago
3 0

Answer:

Read below

Step-by-step explanation:

Plug in the number for x

3 (-2) = -6

3 (1) = 3

3 (3) = 9

:)

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Write a polynomial equation with integer coefficients that has the given roots.
stealth61 [152]

Answer:

y³+y²-30y=0

Step-by-step explanation:

(y-0)(y+6)(y-5)=0

y(y+6)(y-5)=0

y(y²-5y+6y-30)=0

y³+y²-30y=0

6 0
3 years ago
Pls help
VikaD [51]
Answer: both

Unless you mistyped the first number and it’s actually -3 instead of 3 than b is the answer.

To see if they make a function you can graph all the coordinates and do the line test. Or you can look at all the numbers and see if any of the ordered pair have repeating x values. If they do, it’s not a function.

Remember, it’s (x,y) and if any X values repeat, it’s NOT a function
6 0
3 years ago
The sum of the measures of the angles of a triangle is 180. The sum of the measures of the second and third angles is five times
mafiozo [28]
  • Answer:

<em>a = 30°</em>

<em>b = 70°</em>

<em>c = 80°</em>

  • Step-by-step explanation:

<em>Hi there ! </em>

<em />

<em>a ; b ; c = angles</em>

<em>a + b + c = 180°</em>

<em>b + c = 5a</em>

<em><u>replace (b + c)</u></em>

<em>a + (b + c) = 180</em>

<em>a + 5a = 180</em>

<em>6a = 180</em>

<em>a = 30°</em>

<em />

<em>b + c = 180 - a</em>

<em>b + c = 150</em>

<em>c = b + 10</em>

<em><u>replace c</u></em>

<em>b + (b + 10) = 150</em>

<em>2b = 150 - 10</em>

<em>2b = 140</em>

<em>b = 70°</em>

<em>c = b + 10</em>

<em>c = 80°</em>

<em>Good luck !</em>

3 0
3 years ago
Q. Find the slope of the line.​
seraphim [82]

Answer:

Slope = 0.5

Step-by-step explanation:

The two points are: (2, 1) and (0, 0)

Slope = (1 - 0) / (2 - 0) = 0.5

Slope = 0.5

5 0
3 years ago
Read 2 more answers
36 inches/second = yards/minute<br><br> How many yards?
gulaghasi [49]

Answer:

1 yard

Step-by-step explanation:

3 0
3 years ago
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