Answer:
Step-by-step explanation:
1. This paragraph describes an observational study.
It is not a controlled experiment because the guidance counselors didn't plan to separate the students into 2 groups and then observe the results. They instead checked records.
2. The students who took Latin are the treatment group.
3. The fact that students decided on their own to take Latin is a confounding factor.
4. The students who did not take Latin are the placebo or control group.
To solve the problem we must know about the Like terms and expressions.
<h3>What is an Expression?</h3>
In mathematics, an expression is a set of numbers, variables, and mathematical operations formed according to rules.
Given ;
To solve the algebraic expression,
To solve the problem we must know about the Like terms and expressions.
Learn more about Expression:
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Answer:
A: Yes, because it passes the vertical line test.
Step-by-step explanation:
There are no repeating numbers of x, so therefore, it passes the vertical line test and it is a function.
Answer:
Divisible by 5: 50, 75, 90, 165, 120.
Divisible by 9: 99, 198, 171, 9990, 3411
Step-by-step explanation:
Answer:
it would be the first one 16
