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Jlenok [28]
3 years ago
10

How do you know a function is a quadratic function?

Mathematics
2 answers:
Vladimir79 [104]3 years ago
8 0

Answer:

Step-by-step explanation:

A function is quadratic if you can express it in the form :

f(x) = Ax² + Bx + C

and that A is non-zero.

The highest degree variable is 2 (i.e x² is the highest exponent)

Bogdan [553]3 years ago
6 0

Answer:

if the X variable is squared, then the function is quadratic

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Whats a mathematical phrase containing at least one variable
kirza4 [7]

Answer:

Algebraic Expression

Step-by-step explanation:

The variable is unknowns therefore it has to be algebraic and it is an expression as we need a form of showcasing it

This is why it is Algebraic Expression

7 0
3 years ago
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Does(3, 6)make the inequality x + y ≤ 9 true?
maw [93]
If you would like to know if (3, 6) is a solution to the inequality x + y <= 9, you can calculate this using the following steps:

(3, 6) ... x = 3, y = 6
x + y <= 9
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Result: (3, 6) is a solution to the inequality x + y <= 9.
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Find the lateral area of the come in terms of pi.
Norma-Jean [14]
The answer should be 12x cm power of 2
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Help!! i cannot figure this out
Debora [2.8K]

Answer:

A. 12 miles

B. 9 miles

C. 2 hours

D. 5 hours

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G. 5 hours

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Step-by-step explanation:

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2 years ago
Help lol <br> question 1 and 2 <br> 15 points
DiKsa [7]

Answers:

  1. Choice B) y = (1/4)x
  2. The unit rate is <u>  3.89  </u> dollars per pound. It costs <u>  23.34  </u> dollars for a turkey that weighs 6 pounds.

=====================================================

Explanations:

  1. Direct proportional equations are always in the form y = kx, where k is some constant. In the case of choice B, we have k = 1/4. Visually, direct proportion equations are always straight lines and go through the origin.
  2. Divide $34.99 over 9 to get 34.99/9 = 3.88777 approximately. This rounds to 3.89, so it costs $3.89 per pound. That's the unit rate. Multiply this by 6 to get 6*3.89 = 23.34 which is the cost of the 6 pound turkey.
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3 years ago
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