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Semenov [28]
4 years ago
12

The process of manipulating one or more independent variables and measuring their effect on one or more dependent variables whil

e controlling for the extraneous variables is called an experiment. a. True b. False
Mathematics
2 answers:
Lesechka [4]4 years ago
8 0

Answer:

Dude the answer is B on edge.......Good luck

Step-by-step explanation:

frutty [35]4 years ago
3 0

Answer: Ok, let's think our dependent variable like the position of a car with velocity of 50km/h, and our independent variable the time.

so, you can choose any time you want, and for each time, the car will be in a different position, so the position is a variable dependent of the time.

let's suppose you don't know the velocity of the car.

first you see the position at a time t₁ and the position is r₁.

then you see the position at time t₂, and the result is r₂.

here you changed the independent variable and observed how the dependent variable changed. And in this case, with the 4 numbers you observed you can obtain the velocity of the car.

So yes, you can call it an experiment.

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Brandon and his friend combined their allowance of $900 each, so they could buy a movie a 2-for-1 movie ticket for $1200. They b
inysia [295]

Answer:

1.5 bags

Step-by-step explanation:


They each had 900 dollars, so when combined they have 1800 dollars. They bought a movie ticket for 1200 dollars, so they now have 1800-1200=600 dollars.

600/2 is 300. Each bag of popcorn costs 200 dollars. So they could each buy 1.5 bags of popcorn.

5 0
2 years ago
The produce department of a grocery store sold 288 pounds of tomatoes. the weight represented 72% of the shipment the store rece
Slav-nsk [51]
288÷72=4 4x100=400 so there were 400 pounds of tomatoes origionally
8 0
3 years ago
Solve the following automotive-services problem.
svp [43]
I think the amswer is A

5 0
3 years ago
I need help please help me
rusak2 [61]

Answer:

Ok,You need to put the value of x that appears in the table to give you the result of h (x)

1.h(x)=4x+5

h(-5)=4(-5)+5

h(-5)= -20+5

h(-5)= -15

2.h(-1)=4(-1)+5

  h(-1)= -4+5

  h(-1)= 1

3. h(1)=4(1)+5

   h(1)=4+5

   h(1)=9

4. h(3)=4(3)+5

   h(3)=12+5

   h(3)=17

5. h(4)=4(4)+5

    h(4)=16+5

    h(4)=21

Step-by-step explanation:

  x                  h(x)

-5                    -15

-1                       1

 1                       9

 3                      17

 4                      21

I hope this help.Please give me the brainliest

4 0
3 years ago
I need helpppppopppppp
ElenaW [278]

Answer:

D

Step-by-step explanation:

x² + 4 ≤ 2

- x + 4 < 2

4 0
3 years ago
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