I need help with the problems in number 2.

Mathematics

2 answers:

kifflom [539]4 years ago

3 0

Answer:

0.4

Step-by-step explanation:

Mariulka [41]4 years ago

3 0

Answer:.... theres 3 answers.

Step-by-step explanation:

2. 4 x 10^-4

3. 5.6 x 10^-3

4.9.1 x 10^-2

Basically when moving the decimal to the right the exponent will be negative.

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Determine if the relation is a function and explain. a. {(-5,2), (-2,5), (0,7), (0,9)}

otez555 [7]

By definition we have to:
A mathematical function is a relationship that is established between two sets, through which each element of the first set is assigned a single element of the second set or none.
The initial set or starting set is also called the domain; the final set or set of arrival, meanwhile, can be called codomain.
We have the following information:
{(-5.2), (-2.5), (0.7), (0.9)}
The data does not represent a function because two different values of the range belong to an element of the domain:
(0.7)
(0.9)
Answer:
The relation is not a function.

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