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mash [69]
3 years ago
14

What is the domain of a function?

Mathematics
1 answer:
Katen [24]3 years ago
5 0
B . The set of all first elements of the function is the answer
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Parallel Lines cut by a transversal
Tresset [83]

Answer:

-4

Step-by-step explanation:

1. They are alternate exteriors meaning they are supposed to be the same so you sort the equation like 134+x=130

2. Then you pass 134 both side like ×=130

-134

3. Which will equal :-4

7 0
2 years ago
Graphs of what functions are shown below?
shtirl [24]

Answer:

-3/5

Step-by-step explanation:

6 0
3 years ago
Which of the following is NOT a rational expression?
galben [10]

the answer is the last one

7 0
3 years ago
He lesson. If the first step in the solution of the equation -x + 6 = 5 - 3x is "subtract 5," then what should the next step be?
Xelga [282]

Answer:

  add x

Step-by-step explanation:

The operation "subtract 5" has eliminated the constant from the right side of the equation, so the next step would be to eliminate the variable from the left side. You do that by adding the opposite of the variable term.

The opposite of the term -x is x, so we "add x" as the next step.

This makes the solution look like ...

  -x +6 = 5 -3x

  -x +1 = -3x . . . . . . subtract 5

  1 = -2x . . . . . . . . . add x

  -1/2 = x . . . . . . . . .divide by -2

_____

<em>Comment on this solution</em>

My preference is always to add the opposite of the variable term with the smallest coefficient. Here, that term is -3x, so I would add 3x as a first step. This leaves the only x-term with a <em>positive</em> coefficient, so can reduce errors in the solution.

8 0
3 years ago
Which functions graph has a y-intercept of 2?
jeka57 [31]

Answer:

The y-intercept is the constant [whole number, the one without a variable] in the equation. So you're looking for the equation that has + 2 at the end, not -2.

Step-by-step explanation:

6 0
3 years ago
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