3 years ago

Is x=(-2) a function

Mathematics

1 answer:

mezya [45]3 years ago

5 0

X = -2 is not a function. A function requires an input and an output. Examples:

y = x
f(x) = x2

You might be interested in

The cost to rent an instrument is $05 for the first month. It costs $30 for each additional

mihalych1998 [28]

Answer:

total cost, or c = number of months rented after first month, or x, times $30 + $5

c=30x+5

Step-by-step explanation:

6 0

3 years ago

In a school there are 542 girls and boys. how many pupils are there in that school?

DaniilM [7]

Answer:

There are 1084 pupils in that school.

Step-by-step explanation:

If there are 542 girls and boys then you would have to double 542 to get the total number of people. So, there are 1084 people in that school.

Hope this helps!

6 0

2 years ago

Read 2 more answers

Georgetown and Franklin are 9.7 in apart on a map that has a scale of 1.1 in : 15 mi. How far apart are the real cities?

lina2011 [118]

$\bf \begin{array}{ccllll}
inches&miles\\
\textendash\textendash\textendash\textendash\textendash\textendash&\textendash\textendash\textendash\textendash\textendash\textendash\\
1.1&15\\
9.7&x
\end{array}\implies \cfrac{1.1}{9.7}=\cfrac{15}{x}\impliedby \textit{solve for "x"}$