Here is the solution which contents quantifiers and logical connectives that express <span> the fact that a quadratic polynomial with real number coefficients has at most two real roots and I am pretty sure you will find it helpful :
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∀a<span>∀b∀c[∃x ∃y ((ax2+ bx+c=0 )∨ (ay</span>2+ by+c=0)) ∧ (∀w(aw2<span>+ bw+c=0) <span>→→</span> (w=x ∨ w=y)]
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Hope you will agree with me.
Regards!
<span>Janus and Janus or the Janus report
was the one who conducted the first large scale study of human behavior to be
done after the reports of Kinsey and masters and Johnson. The Janus Report was
conducted by Cynthia and Samuel Janus surveying about a professor of radiology
and of obstetrics and gynecology sexual behavior.</span>
Explanation:
Human beings are called a social animal because human beings cannot and do not live in isolation.
The Sourcebook of Criminal Justice Statistics is the most comprehensive Bureau of Justice Statistics publication. It includes a multitude of data including all of the following except <u>complete crime data from all local police departments</u>.
<u>Explanation</u>:
The Sourcebook comprises lot of data collected by the Bureau of Justice Statistics. The data is related to information like characteristics of criminal justice agencies, and their perception on crime record.
Published statistics refers to compilation of the data collected by government organizations. The agencies collect and modify their data that are required for a specific research project conducted by someone outside the agency. These data collected by the researchers help in addressing new research questions. The criminal justice researchers have authorities to access the nonpublic agency records.
Answer:
Option: False
Explanation:
When European came to the New World, they brought not only settlers but diseases that widespread in Central and South America. The diseases were smallpox, chickenpox, and cholera, among many others. The diseases became the result of the deaths of the major ancient civilizations like Maya, Aztec and others with its entire population (people). Portuguese tried to recruit Native Americans in the fields and mines in Brazil but failed because of the death of the Natives with coming contact with the diseases, those who survived often escaped to the forests. Colonists found the solution for the labors by importing slaves from Africa.
