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Wittaler [7]
3 years ago
12

This relation is a function: {(5,-2), (6,-2),(7,-2), (8,-2)} A.True B.False

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

Answer:

true

Step-by-step explanation:

each x-value have exactly only one y-value

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Evaluate g(x)=3x when x=−2,0, and 5.<br><br> g(−2)= <br><br> g(0)= <br><br> g(5)=
Snezhnost [94]

Answer:

g(-2)= -6, g(0)=0, g(5)=15

Step-by-step explanation:

Plug in each value of x into the function g(x) aka 3(x).

Multiply by three.

4 0
3 years ago
Please help me I will give you the brain thing and extra points. (image below) 17/30
AURORKA [14]

Answer:

c

Step-by-step explanation:

5 0
3 years ago
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Simplest form of the expression -2x2(x – 5) + x(2x2 – 10x) + x is
Andrei [34K]
You first simplify the expression using PEMDAS
-2x^3-10x^2+2x^3-10x^2+x
then combine like terms,
(-2x^3+2x^3), (-10x^2-10x^2), x
cancels out^
so the answer would be -20x^2+x
3 0
3 years ago
Please help me, i will give brainliest!! help me please
Minchanka [31]

The answers are :

10) 25 : 24

11) 24 : 5

12) 36 : 5

13) 7 : 3

14) 15 : 1

<u>Ratio = Number of event 1 : Number of event 2</u> (in same unit, if necessary)

<u>10</u>

Girls preferring orange juice : Boys preferring orange juice

50 : 48 (Divide by 2 on both sides)

25 : 24

<u>11</u>

Boys preferring orange juice : Boys preferring grapefruit juice

48 : 10 (Divide by 2 on both sides)

24 : 5

Remember :

  • <u>1 minute = 60 seconds</u>
  • <u>1 week = 7 days</u>
  • <u>1 hour = 60 minutes</u>

<u />

<u>12</u>

3 minutes : 25 seconds

3 × 60 : 25 (Divide by 5 on both sides)

3 × 12 : 5

36 : 5

<u>13</u>

2 weeks : 6 days

2 × 7 : 6 (Divide by 2 on both sides)

7 : 3

<u>14</u>

5 hours : 20 minutes

5 × 60 : 20 (Divide by 20 on both sides)

5 × 3 : 1

15 : 1

4 0
2 years ago
Carla's retirement party will cost $15 if she invites 3 guests. If there are 4 guests, how much will Carla's retirement party co
LekaFEV [45]

Answer:

$20

Step-by-step explanation:

15/3=5 which means that for every guest attending Carla's retirement party it must cost her $5 each.

Therefore if 4 guests come to the party it must mean 4(5) which is 20.

Hence $20

7 0
3 years ago
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