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frutty [35]
3 years ago
6

Which of the following functions is quadratic?

Mathematics
1 answer:
Ne4ueva [31]3 years ago
5 0

Answer:

D

Step-by-step explanation:

the 'x' term is squared but not in the denominator

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A quantity p varies jointly with r and s. Which expression represents the constant of variation, k?
Zina [86]

The correct answer is p/rs.

In order to find this first state the direct variation with the constant k included.

p = krs

Now to find the value of k, we simply divide away the r and s

p/rs = k

3 0
3 years ago
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rewrite 1/4 books over 1/3 hour as a unit rate. A. 1 1/3 bookss/hour B. 1/12 books/hour C. 3/4 books/hour D. 12 books/hour
Nonamiya [84]

Answer:

The Answer would be option C. 3/4 books per hour

Step-by-step explanation:

You would flip 1/3 to 3/1 which makes it a whole number. then multiply

1/4 and 3.

Therefore your answer is 3/4

I hope this helped you,

8 0
3 years ago
ASAP I need help with this ​
Annette [7]

Answer:

its A

Step-by-step explanation:

If its one of these signs(<>) then its open and if its one of the signs with the line under it then its closed

4 0
3 years ago
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Twelve less than 5 times a number is greater than or equal to 6 more than twice the number. Each inequality and number line repr
jenyasd209 [6]

Answer:  x ≥ 6

<u>Step-by-step explanation:</u>

12 less <u>than</u> 5 times a number ≥ 6 more <u>than</u> twice the number

                    5x - 12                    ≥                        2x + 6

Note: the word "than" switches the order of the terms.

5x - 12 ≥ 2x + 6

<u>-2x  +12</u>  <u>-2x +12 </u>

3x         ≥       18

<u>÷3         </u>     <u>    ÷3 </u>

   x         ≥       6

Graph: 6 -----------→   the dot is closed (filled in) since it is "equal to"

3 0
3 years ago
Mathematics question please help
Elan Coil [88]

Answer:

27

Step-by-step explanation:

To find the average change in elevation, you have to make it a unit rate. So we find that 378/14=27

7 0
3 years ago
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