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Aleks [24]
3 years ago
13

Given a spinner with 9 equal-area sections, a trial of 100 spins resulted in an experimental probability of 13% for the spinner

Mathematics
1 answer:
defon3 years ago
4 0

Answer:

b

Step-by-step explanation:

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Write an exponential function in the form y=ab^xy=ab
Zarrin [17]

Answer:

Step-by-step explanation:

y=ab^x\\x=0,y=4\\4=ab^0\\4=a(1)\\a=4\\y=4b^x\\x=2,y=256\\256=4b^2\\b^2=\frac{256}{4} =64\\b=\pm8\\y=4(8)^x\\or\\y=4(-8)^x

8 0
1 year ago
Consider a circle whose size can vary. Let r r represent the radius of the circle (in cm) and let C C represent the circumferenc
Ket [755]

Answer:

  f(r) = 2πr

Step-by-step explanation:

You know the formula for circumference in terms of radius is ...

  C = 2πr

You are being asked to write this as a function named "f". That will be ...

  f(r) = 2πr

8 0
3 years ago
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Solve the equation : 4x-(-2)=18
djyliett [7]

\large\boxed{ \sf{Answer}}

4x - ( - 2) = 18 \\ 4x + 2 = 18 \\ 4x = 18 - 2 \\ 4x = 16 \\ x =  \frac{16}{4}  \\ x = 4

ʰᵒᵖᵉ ⁱᵗ ʰᵉˡᵖˢ

꧁❣ ʀᴀɪɴʙᴏᴡˢᵃˡᵗ2²2² ࿐

7 0
2 years ago
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80 points just please help
Arlecino [84]

Answer:

F

Step-by-step explanation:

If you used the first one

(4÷4) (4÷4) = 1 which is correct.

input the values in the equations and check each one

5 0
3 years ago
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A man walks 20 km in 4hours. Find his speed
lianna [129]

Answer: 5km per hour

Step-by-step explanation:

You'd do 20/number of hours so you get 1 hour and you'll get his walking speed

7 0
3 years ago
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