Answer:
29√5
Step-by-step explanation:
11√45 - 4√5
So first simplify the first square root:
33√5
33√5 - 4√5 = 29√5
The kind of statistical study the zoologist conducted was D. observational study.
<h3>What is observational study in research?</h3>
An observational study serves as a study whereby the researcher simply observes the subjects without interfering with it.
This is different from carrying out experiment on them or just a theoretical approach.
Learn more about research on:
brainly.com/question/968894
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CHECK THE COMPLETE QUESTION BELOW:
A zoologist researched the feeding habits of lemurs. She collected data by studying the lemurs in a zoo exhibit for a one-month period and drew conclusions based on her data. What kind of statistical study did the zoologist conduct? A. survey B. theoretical study C. experiment D. observational study
(rs-s^2-rt +st)(t-r)
= ts^2-rt^2+st^2-sr^2-rs^2+tr^2
d !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!
Answer:
i think is (-3,2) because it look like in negative and posted
