Which of the following are true about a compound? 1.It is made of only one element.

2.It is made of two or more elements represented by a chemical formula.

3.It contains elements that are chemically combined.

4.It contains elements that when combined form a new substance.

2 and 3

2, 3 and 4

1 and 3

1, 2, 3, and 4

The variable in a relation who’s value depends on the value of the independent variable is called what?

Yuto and hila attempted to solve the same inequality. their work is shown below. which statement is true about the work shown above? yuto is correct because he isolated the variable correctly and reversed the inequality symbol. yuto is incorrect because he should not have reversed the inequality symbol. hila is correct because she isolated the variable correctly and reversed the inequality symbol. hila is incorrect because she should not have reversed the inequality symbol.

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next