Answer:
The amount of DDT in a fish
Step-by-step explanation:
The response variable is the focus of a question in a study or experiment. Is the variable you are measuring and trying to explain.
In this case, is what the scientist is measuring and using to compare the fish species: the amount of DDT in a fish.
The explanatory variable is what drives changes in the response variable (usually the indendent variable). In this study, the explanatory variable would be the species of fish.
Answer:
3 and 7. Corresponding angles are congruent
Answer:
=−m3n9+a3
Step-by-step explanation:
Let's simplify step-by-step.
a3−m3n9
=a3+−m3n9
Answer:
4
Step-by-step explanation:
Easiest way to remember absolute value is the number always comes out positive.
l-4l=4
The answer is 5/7 . 30/2=15 42/2=21 15/3=5 21/3=7