Answer:
A function is a relation in which each input has only one output. In the relation , y is a function of x, because for each input x (1, 2, 3, or 0), there is only one output y. x is not a function of y, because the input y = 3 has multiple outputs: x = 1 and x = 2.
Step-by-step explanation:
Answer:
1st : neither linear nor nonlinear
2nd: nonlinear
3rd: linear
4th: both linear and nonlinear
Answer:

Step-by-step explanation:
Since Quadrilateral ABCD ~ PQRS, therefore:

Let's find the value of x by using the ratio of two corresponding sides of both quadrilaterals. Let's use:

CD = 5
RS = 4.5
DA = 4
SP = x

Cross multiply


Divide both sides by 5


Answer:
2% 2% of the nation's children (about 1.7 million) have a parent who is in jail or prison.