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elena55 [62]
2 years ago
6

What is the vertex of this equation?

Mathematics
1 answer:
AfilCa [17]2 years ago
7 0

Answer:

  (5, 4)

Step-by-step explanation:

The equation can be written in vertex form by adding and subtracting 25:

  y = -(x^2 -10x +25) -21 +25

  y = -(x -5)^2 +4

Then the vertex can be identified as (5, 4).

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Businesses in a country are listed by size: small, medium, and large. Explain why business size is an example of an ordinal-scal
dem82 [27]

Answer: C. The size of a business is​ ordinal-scaled because it has values that can be used as an order or rank of a categorical variable.

Step-by-step explanation: Ordinal variables are simply categorical in nature just like nominal variables, however, the difference exists in the fact that ordinal labels posses an ordered rank or level unlike nominal variables. Though the extent or width of the difference between these labels cannot be ascertained. In the scenario above, size of businesses are labeled qualitatively with labels such as : small, medium and large. This labels depicts and follow a certain order with small being the least, then medium, then large. Telling us large businesses are superior in size to small and medium and medium is superior to large. Though the extent of the difference cannot be accurately ascertained.

4 0
3 years ago
Ram and his sister Kalpana win a prize of Rs 2000. They decide to share the prize in the ratio of their ages. Ram is 15 years ol
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9514 1404 393

Answer:

  • Ram -- ₹1200
  • Kalpana -- ₹800

Step-by-step explanation:

Their age total is 15+10=25, so Ram will get 15/25 = 0.6 of the total. Kalpana will get the remaining 0.4 of the total.

  Ram receives 0.6 × ₹2000 = ₹1200

  Kalpana receives 0.4 × ₹2000 = ₹800

8 0
2 years ago
What is the area underneath a normal curve always equal to?
Pani-rosa [81]
The correct answer is C. One
3 0
2 years ago
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A car is advertised as $288/month for 72 months. What is the cost of the car?
viktelen [127]

Answer:

$20,736

Step-by-step explanation:

When these kind of advertisements are displayed,, it means the EMI cost per month shall be $288.

Since it provides the time period, that is 72 months,

Total cost of car in this case shall be $288 \times 72 months = $20,736

Also, these include an interest factor, but overall it is = $20,736 only,

If one down payment for full price of the car is made the cost shall reduce by the interest amount, but since no interest rate is provided it shall be ignored.

7 0
3 years ago
Could someone please help answer this (homework help) will give brainliest thank you!!
Kay [80]

Answer:

X = 1

Step-by-step explanation:

have a nice day

6 0
3 years ago
Read 2 more answers
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