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Stels [109]
3 years ago
14

Functions please helpp​

Mathematics
1 answer:
rodikova [14]3 years ago
8 0

Answer:

<em>Functions:</em>

3. The chart with arrows

4. The graph

<em>Not Functions:</em>

1. (1,1), (2,2), (3,3), (1,4)

2. (1,17), (0,16), (0,15), (-2,17)

Step-by-step explanation:

Functions do not have repeating domains (x-coordinates).

Hope it helps!

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Round 6.85565 to the nearest tenth !
emmasim [6.3K]

Answer:

It is 6.9

Step-by-step explanation:

6.85565

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6.9 is answer

3 0
3 years ago
If f(x) = 3x and mc010-1.jpg which expression could be used to verify that g(x) is the inverse of f(x)?
saul85 [17]
You could subsitute g(x) for x in f(x) and if you get x as a result, then that is indeed the inverse

ex
if
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8 0
3 years ago
Read 2 more answers
The shorter leg of a right triangle is 14 feet less than the other leg. Find the length of the two legs of the hypotenuse is 25
irakobra [83]

Answer:

  9.233 ft, 23.233 ft

Step-by-step explanation:

If the shorter leg is x, then the longer leg is x+14 and the Pythagorean theorem tells you ...

  x^2 + (x +14)^2 = 25^2

  2x^2 +28x +196 = 625

  x^2 +14x = 214.5

  x^2 +14x +49 = 263.5

  (x +7)^2 = 263.5

  x = -7 +√263.5 ≈ 9.23268

The two leg lengths are √263.5 ± 7 feet, {9.23 ft, 23.23 ft}.

6 0
3 years ago
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If elephant grass grows 2 1/5 inches a day, how many inches will it grow in 5 days?
Sonja [21]

I hope this helps you

5 0
3 years ago
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C 80 km 39 km What is the length of the hypotenuse?​
Tresset [83]

Answer:

89 km

Step-by-step explanation:

a^2+b^2=c^2

80^2+39^2=c^2

6400+1521=c^2

7921=c^2

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5 0
3 years ago
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