Answer:
-3a³ + 3ba²
Step-by-step explanation:
1) Distribute
-3a² (a-b)
-3a³ + 3ba²
Answer:
8,640 Minutes = 6 Days
Step-by-step explanation:
8640 minutes/60 minutes per hr=144 hours
144 hours/24 hrs a day=6 days
Answer:
<u>-The independent variable is whether the motivational signs were posted, and the dependent variable is the amount of use of the stairs.</u>
<u>-Nominal scale. </u>
Step-by-step explanation:
<u>Independent variable:</u> In research methods, the term "independent variable" is described as the variable that is being altered, manipulated, or changed by an investigator to see its effects on the dependent variable in specific research or experiment.
<u>Dependent variable: </u>In research methods, the term "dependent variable" is described as the variable that is being measured, analysed, or tested in an experiment by the experimenter or researcher. The dependent variable is being directly affected by the independent variable.
<u>Nominal scale:</u> In research methods, the term "nominal scale" is determined as one the different measurement scales in which a specific number is being served as labels or tags only and to classify and identify an object.
Answer:
125
Step-by-step explanation:
250/2=125 this is how many time you would expect to get heads
Answer:
where is the rest of the question
Step-by-step explanation:
