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maw [93]
3 years ago
5

Which is the inverse of the function f(x) = x2 − 4? y = x2 − 4

Mathematics
1 answer:
4vir4ik [10]3 years ago
8 0

Answer:

\sqrt{x+4} \\\\-\sqrt{x+4}

Step-by-step explanation:

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I NEED HELP ASAP write an equivalent unit rate to running 5/4 a mile in 9 minutes
svetlana [45]

Answer:

The unit rate is 0. 14 miles per minute.

Hence, option a is correct.

Step-by-step explanation:

Given

Running of 5/4 a mile in 9 minutes.

To determine

The unit rate = ?

Given that the running 5/4 a mile in 9 minutes.

i.e.

Miles covered in 9 minutes = 5/4 or 1.25 miles

Miles covered in 1 minute = 1.25/9

                                           = 0. 14 miles per minute

Therefore, we conclude that:

The unit rate is 0. 14 miles per minute.

Hence, option a is correct.

6 0
2 years ago
3m - (7m+12) =2 (m-3)
viktelen [127]
Remove parentheses
3m - 7m+12 = 2 m-3

collect like terms
3m-7m-12 = 2m-6

move terms
-4m - 12 = 2m-6

collect the like terms and calculate
-4m-2m = -6+12

divide both sides by -6
-6m=6

m= -1

7 0
3 years ago
a tram moved downward 15 meters in 5 seconds at a constant rate. what was the change in the team's elevation each second?​
Sergio [31]

Answer:  3 meters downward per second

Step-by-step explanation:

If it moved downward 15 meters for every 5 seconds and to find the change in the elevation each second then divide the meters by 5.

15/5 =  3  

3 meters  per second

4 0
3 years ago
The Ferris wheel is the most popular ride. In 1 hour, the Ferris wheel had 240 riders. If that was 60% of the total number of ri
Vesnalui [34]

Answer:

400 riders

Step-by-step explanation:

The Ferris wheel had 400 riders.

400*0.60=240.

4 0
3 years ago
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Soren has 2 jobs. During the day, he works as an office clerk. In the evening, he works as a cashier. His office job pays him $1
goldenfox [79]
I'm pretty sure the answer is B) 11c+8.5(c-46)=470
hope i help :)
7 0
3 years ago
Read 2 more answers
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