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Alex777 [14]
3 years ago
15

a student worked out at the gym continuously for 50 minutes. The graph shows the remaining percentage of the workout f(x) as a l

inear function of x, the time in minutes
Mathematics
1 answer:
SashulF [63]3 years ago
8 0

Answer:

Domain: All real numbers greater than or equal to 0 and less than or equal to 50

Range: All real numbers greater than or equal to 0 and less than or equal to 100

Step-by-step explanation

The workout is at 100% at 50 mins. Anything less would be under these two numbers.  Since the percentage of workout is on the y-axis, anything between zero and 100 can be possible. The time is on the x-axis, so anything 0 to 50 can be possible.  

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= Simplify the following algebraic expressions given below into their equivalent standard forms.
Dahasolnce [82]

Answer:

https://tex.z-dn.net/?f=(x%2B10)%5E%7B2%7D%20

Step-by-step explanation:

3 0
3 years ago
- Which product is greater, (-4) • (-6) or<br> (-7).(-8)? Explain
mr Goodwill [35]

Answer:

(-7)*(-8)

Step-by-step explanation:

Two negatives make a postive so 7*8=56 and 4*6=24.

4 0
2 years ago
Question 6 options: What is the approximate area of a circle with a diameter of 56 cm? Use your calculator button for π. Round y
Andrew [12]

The area of circle is 2463.0086 cm².

Step-by-step explanation:

Given,

Diameter of circle = 56 cm

Radius of circle = \frac{Diameter}{2}

Radius of circle = \frac{56}{2}=28\ cm

We know that;

Area of circle = \pi r^2

Area of circle = \pi *(28)^2

Area of circle = π * 784

Area of circle = 2463.00864041 cm²

Rounding off to four decimal places

Area of circle = 2463.0086 cm²

The area of circle is 2463.0086 cm².

Keywords: area, circle

Learn more about area at:

  • brainly.com/question/11416224
  • brainly.com/question/11638377

#LearnwithBrainly

8 0
3 years ago
Which equation represents this situation?
Tatiana [17]
The answer would be h+(h+2.5)=22
The h represents Williams hours and the h+22 represents jose's hours. Together, they add to 22 hours :)
Hope this helps!
8 0
3 years ago
Read 2 more answers
Can someone please help me with math.
Inessa05 [86]

4- 20

I created an equation for this one:

4x+x=100

  • 4x= four times the amount of the other number
  • x= the number
  • combine like terms

5x=100

  • divide by 5

x=20

5. One pretzel costs $3

Create an equation:

  • 2s+p=7
  • 4s+3p=17

Mulitply 2s+p=7 by -2 so you can use elimination.

  • -4s-2p=-14
  • 4s+3p=17

Combine equations

p=3

8 0
2 years ago
Read 2 more answers
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