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algol13
3 years ago
15

Mark all the statements that are true.

Mathematics
1 answer:
Xelga [282]3 years ago
7 0

Answer:

A, E

Step-by-step explanation:

The function is the rule that maps to each x exactly one y (these y can be the same). Thus the given graph represents the function (option C is false).

The domain of the function are all possible values for x. Thus, from the given graph the domain of the function are all real numbers (option E is true, option D is false).

The range of the function are all possible values for y. Thus, from the given graph the range of the function is the set {3} (option A is true, option B is false).

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A quantity a varies directly as a quantity b, if, when b changes, a changes in the same ratio. What happens to the quantity a if
drek231 [11]
This means that if b doubles, then a will become half as large. For the inverse of the ratio 2 to 1 ("doubles") is the ratio 1 to 2 ("half"). The terms are exchanged; the inverse of the ratio a : b is the ratio b : a. When a varies inversely as b, we say that a is inversely proportional to b.
6 0
4 years ago
Proving Pythagorean Theorem
MrRissso [65]

Answer:

45

Step-by-step explanation:

{a}^{2}  +  {b}^{2}  =  {c}^{2}

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4 0
2 years ago
A worker at a factory earns $12 per hour plus 2.50 for each unit produced that hour. The worker earns a total of $27 in one hour
nevsk [136]

Answer:

The total number of units produced is 6  .

Step-by-step explanation:

Given as :

The earning of worker at the factory = $ 12 per hour + $ 2.50 each unit per hour

The total earning of worker per hour = $ 27

Let The total number of unit produced = x

According to question

The wage worker earn per hour + earning  × per unit produced that hour = Total earning of worker per hour

Or, $ 12 per hour + $ 2.50 each unit per hour × x = $ 27

Or, $ 2.50 each unit per hour × x = $ 27 - $ 12

Or,  $ 2.50 each unit per hour × x = $ 15

∴   x = \frac{15}{2.50}

Or, x = 6

Hence The total number of units produced is 6  .   Answer

4 0
3 years ago
ONLY DO THE THE ONES THAT HAVE BLUE NEXT TO THEM!!!
MissTica

Answer:

You need to have an attachment or question for us to help you. :3

Step-by-step explanation:

3 0
4 years ago
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stealth61 [152]
The answer is 2 out of 8
3 0
3 years ago
Read 2 more answers
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