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TiliK225 [7]
2 years ago
12

If x^2=-1, What is the value of x?

Mathematics
1 answer:
vodomira [7]2 years ago
7 0

Answer:

-1

Step-by-step explanation:

-1^2 = -1

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The cost of filling up Jason's car is directly proportional to the number of gallons purchased. It if costs Jason $32.40 to purc
horsena [70]

Answer:

$ 24.30

Step-by-step explanation:

1. $32.40 multiplied by 15 which would equal 486

2. Then you would do 486 divided by 20 which would equal $24.3

3. Then you just add the zero the the end

8 0
2 years ago
Calculate the area of the alarm clock.
docker41 [41]

Given the diameter of the surface of the clock, the area of the surface of the alarm clock is 3846.5cm².

<h3>What is the area of the alarm clock?</h3>

Note that: Area of a circle is expressed as;

A = πr²

Where r is radius and π is constant pi ( π = 3.14 )

Given that;

  • Diameter d = 70cm
  • Radius r = d/2 = 70cm/2 = 35cm
  • Area = ?

A = πr²

A = 3.14 × ( 35cm )²

A = 3.14 × 1225cm²

A = 3846.5cm²

Therefore, given the diameter of the surface of the clock, the area of the surface of the alarm clock is 3846.5cm².

Learn more about area of circle here: brainly.com/question/22964077

#SPJ1

8 0
1 year ago
I do not get this
Alex
12x = 2,700
---- ---------
12 12

x = 225

They can make a total of 225 necklaces
5 0
2 years ago
WILL GIVE BRAINLIEST *NO LINKS*
77julia77 [94]

Answer:

2 out of 5

Step-by-step explanation:

I believe that 96/240 needs to be simplified until it cant anymore, an that is the probability because they both fit three, I will divide by three.

96/3=32

240/3= 80

<u>32/80</u>

  2

16/40 then because they both fit four, Ill do four.

4/10then 2 again

2/5 so, it is 2 out of five

please correct me if I am wrong, I was never good at probabilities, but I am better now.

6 0
3 years ago
Nancy has a shelf over her bed where she keeps her four stuffed teddy bears. How many ways can she arrange the four bears?
gtnhenbr [62]

Answer:

16

Step-by-step explanation:

I believe you just multiply 4 by 4 !

7 0
3 years ago
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